# Generated from MathExpr.g4 by ANTLR 4.9.3
# encoding: utf-8
from antlr4 import *
from io import StringIO
import sys
if sys.version_info[1] > 5:
	from typing import TextIO
else:
	from typing.io import TextIO


def serializedATN():
    with StringIO() as buf:
        buf.write("\3\u608b\ua72a\u8133\ub9ed\u417c\u3be7\u7786\u5964\3\u00ec")
        buf.write("\u07c0\4\2\t\2\4\3\t\3\4\4\t\4\4\5\t\5\4\6\t\6\4\7\t\7")
        buf.write("\4\b\t\b\4\t\t\t\4\n\t\n\4\13\t\13\4\f\t\f\4\r\t\r\4\16")
        buf.write("\t\16\4\17\t\17\4\20\t\20\4\21\t\21\4\22\t\22\4\23\t\23")
        buf.write("\4\24\t\24\4\25\t\25\4\26\t\26\4\27\t\27\4\30\t\30\4\31")
        buf.write("\t\31\4\32\t\32\4\33\t\33\4\34\t\34\4\35\t\35\4\36\t\36")
        buf.write("\4\37\t\37\4 \t \4!\t!\4\"\t\"\4#\t#\3\2\3\2\3\2\7\2J")
        buf.write("\n\2\f\2\16\2M\13\2\3\2\3\2\5\2Q\n\2\3\2\3\2\3\3\3\3\3")
        buf.write("\3\5\3X\n\3\3\3\3\3\3\3\3\3\5\3^\n\3\3\3\3\3\3\4\3\4\3")
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        buf.write("\4\16\4q\13\4\3\4\3\4\3\4\3\4\3\5\3\5\3\5\7\5z\n\5\f\5")
        buf.write("\16\5}\13\5\3\6\3\6\3\6\3\6\3\6\3\6\3\6\3\6\3\6\3\6\3")
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        buf.write("\13\3\f\3\f\3\f\3\f\3\f\3\f\3\f\3\f\3\f\5\f\u00bd\n\f")
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        buf.write("\35\u02da\n\35\3\35\3\35\3\35\3\35\3\35\3\35\3\35\5\35")
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        buf.write("\u06d7\3\2\2\2\u06d7\u06d8\3\2\2\2\u06d8\u06d9\7\u00dc")
        buf.write("\2\2\u06d9\u07be\3\2\2\2\u06da\u06db\7\u00b9\2\2\u06db")
        buf.write("\u06dc\7\u00db\2\2\u06dc\u06dd\5\36\20\2\u06dd\u06de\7")
        buf.write("\u00dd\2\2\u06de\u06e1\5\36\20\2\u06df\u06e0\7\u00dd\2")
        buf.write("\2\u06e0\u06e2\5\36\20\2\u06e1\u06df\3\2\2\2\u06e1\u06e2")
        buf.write("\3\2\2\2\u06e2\u06e3\3\2\2\2\u06e3\u06e4\7\u00dc\2\2\u06e4")
        buf.write("\u07be\3\2\2\2\u06e5\u06e6\7\u00b5\2\2\u06e6\u06e7\7\u00db")
        buf.write("\2\2\u06e7\u06e8\5\36\20\2\u06e8\u06e9\7\u00dd\2\2\u06e9")
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        buf.write("\36\20\2\u06ec\u06ed\7\u00dd\2\2\u06ed\u06ef\5\36\20\2")
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        buf.write("\u00dd\2\2\u072c\u072f\5\36\20\2\u072d\u072e\7\u00dd\2")
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        buf.write("\u00dd\2\2\u075c\u075e\5\36\20\2\u075d\u075b\3\2\2\2\u075d")
        buf.write("\u075e\3\2\2\2\u075e\u0761\3\2\2\2\u075f\u0760\7\u00dd")
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        buf.write("\u077d\7\u00c3\2\2\u077d\u077e\7\u00db\2\2\u077e\u077f")
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        buf.write("\2\u0790\u0791\7\u00db\2\2\u0791\u0792\5\36\20\2\u0792")
        buf.write("\u0793\7\u00dd\2\2\u0793\u0796\5\36\20\2\u0794\u0795\7")
        buf.write("\u00dd\2\2\u0795\u0797\5\36\20\2\u0796\u0794\3\2\2\2\u0796")
        buf.write("\u0797\3\2\2\2\u0797\u079a\3\2\2\2\u0798\u0799\7\u00dd")
        buf.write("\2\2\u0799\u079b\5\36\20\2\u079a\u0798\3\2\2\2\u079a\u079b")
        buf.write("\3\2\2\2\u079b\u079e\3\2\2\2\u079c\u079d\7\u00dd\2\2\u079d")
        buf.write("\u079f\5\36\20\2\u079e\u079c\3\2\2\2\u079e\u079f\3\2\2")
        buf.write("\2\u079f\u07a0\3\2\2\2\u07a0\u07a1\7\u00dc\2\2\u07a1\u07be")
        buf.write("\3\2\2\2\u07a2\u07a3\7\u00c5\2\2\u07a3\u07a4\7\u00db\2")
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        buf.write("\u07ab\u07ac\7\u00dd\2\2\u07ac\u07ae\5\36\20\2\u07ad\u07ab")
        buf.write("\3\2\2\2\u07ad\u07ae\3\2\2\2\u07ae\u07b1\3\2\2\2\u07af")
        buf.write("\u07b0\7\u00dd\2\2\u07b0\u07b2\5\36\20\2\u07b1\u07af\3")
        buf.write("\2\2\2\u07b1\u07b2\3\2\2\2\u07b2\u07b5\3\2\2\2\u07b3\u07b4")
        buf.write("\7\u00dd\2\2\u07b4\u07b6\5\36\20\2\u07b5\u07b3\3\2\2\2")
        buf.write("\u07b5\u07b6\3\2\2\2\u07b6\u07b9\3\2\2\2\u07b7\u07b8\7")
        buf.write("\u00dd\2\2\u07b8\u07ba\5\36\20\2\u07b9\u07b7\3\2\2\2\u07b9")
        buf.write("\u07ba\3\2\2\2\u07ba\u07bb\3\2\2\2\u07bb\u07bc\7\u00dc")
        buf.write("\2\2\u07bc\u07be\3\2\2\2\u07bd\u06b2\3\2\2\2\u07bd\u06bb")
        buf.write("\3\2\2\2\u07bd\u06c4\3\2\2\2\u07bd\u06cf\3\2\2\2\u07bd")
        buf.write("\u06da\3\2\2\2\u07bd\u06e5\3\2\2\2\u07bd\u06f2\3\2\2\2")
        buf.write("\u07bd\u06ff\3\2\2\2\u07bd\u070c\3\2\2\2\u07bd\u0719\3")
        buf.write("\2\2\2\u07bd\u0726\3\2\2\2\u07bd\u0733\3\2\2\2\u07bd\u0740")
        buf.write("\3\2\2\2\u07bd\u074b\3\2\2\2\u07bd\u0756\3\2\2\2\u07bd")
        buf.write("\u0769\3\2\2\2\u07bd\u077c\3\2\2\2\u07bd\u078f\3\2\2\2")
        buf.write("\u07bd\u07a2\3\2\2\2\u07beE\3\2\2\2\u0081IKPW]ho{\u0089")
        buf.write("\u0092\u00a6\u00b0\u00bc\u00c6\u00cd\u00ea\u00ec\u00f8")
        buf.write("\u00fa\u0109\u010b\u0117\u0119\u0121\u0128\u0134\u013b")
        buf.write("\u015c\u0170\u0184\u018b\u0191\u0197\u019e\u024a\u0264")
        buf.write("\u0266\u0279\u028c\u02a1\u02c5\u02c7\u02d0\u02d9\u02e2")
        buf.write("\u02eb\u033a\u0343\u034c\u0355\u0377\u037b\u039e\u041b")
        buf.write("\u0449\u044b\u0476\u0478\u047a\u0498\u04a1\u04ac\u04cd")
        buf.write("\u04ed\u054e\u055b\u056f\u057b\u0587\u0593\u0597\u05a3")
        buf.write("\u05a7\u05bc\u05c8\u05d5\u05d9\u05dd\u05e1\u05e5\u05e9")
        buf.write("\u05f4\u05f8\u0631\u064b\u064d\u064f\u0653\u065c\u0668")
        buf.write("\u0674\u067f\u068a\u069a\u06ac\u06b0\u06b7\u06c0\u06cb")
        buf.write("\u06d6\u06e1\u06ee\u06fb\u0708\u0715\u0722\u072f\u073c")
        buf.write("\u0747\u0752\u075d\u0761\u0765\u0770\u0774\u0778\u0783")
        buf.write("\u0787\u078b\u0796\u079a\u079e\u07ad\u07b1\u07b5\u07b9")
        buf.write("\u07bd")
        return buf.getvalue()


class MathExprParser ( Parser ):

    grammarFileName = "MathExpr.g4"

    atn = ATNDeserializer().deserialize(serializedATN())

    decisionsToDFA = [ DFA(ds, i) for i, ds in enumerate(atn.decisionToState) ]

    sharedContextCache = PredictionContextCache()

    literalNames = [ "<INVALID>", "'sin'", "'cos'", "'tan'", "'asin'", "'acos'", 
                     "'atan'", "'atan2'", "'sinh'", "'cosh'", "'tanh'", 
                     "'asinh'", "'acosh'", "'atanh'", "'abs'", "'sqrt'", 
                     "'ln'", "'log'", "'exp'", "'smin'", "'smax'", "'tmin'", 
                     "'tmax'", "'tnorm'", "'snorm'", "'floor'", "'ceil'", 
                     "'round'", "'gamma'", "'pow'", "'sigm'", "'clamp'", 
                     "'fft'", "'ifft'", "'angle'", "'print'", "<INVALID>", 
                     "<INVALID>", "'lerp'", "'step'", "'smoothstep'", "'fract'", 
                     "'relu'", "'softplus'", "'gelu'", "'sign'", "'map'", 
                     "<INVALID>", "<INVALID>", "'swap'", "<INVALID>", "<INVALID>", 
                     "'range'", "'linspace'", "'logspace'", "'topk'", "'botk'", 
                     "'pinv'", "'sum'", "'mean'", "'std'", "'var'", "<INVALID>", 
                     "<INVALID>", "'quantile'", "'dot'", "'moment'", "'erf'", 
                     "'erfinv'", "'any'", "'all'", "'edge'", "<INVALID>", 
                     "'median'", "'mode'", "'cumsum'", "'cumprod'", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "'smootherstep'", "<INVALID>", "'remap'", "<INVALID>", 
                     "<INVALID>", "'keys'", "'repeat'", "'flatten'", "'append'", 
                     "'get_value'", "'flow_apply'", "<INVALID>", "'motion_mask'", 
                     "'flow_to_image'", "<INVALID>", "<INVALID>", "'where'", 
                     "<INVALID>", "'overlay'", "'pad'", "'cross'", "'matmul'", 
                     "'rife'", "<INVALID>", "<INVALID>", "'shape'", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "'tensor'", "'add_key'", 
                     "<INVALID>", "'stack_push'", "'stack_pop'", "'stack_clear'", 
                     "'stack_has'", "'stack_get'", "<INVALID>", "'int'", 
                     "'float'", "'upper'", "'lower'", "'trim'", "'split'", 
                     "'join'", "<INVALID>", "'find'", "'replace'", "'dilate'", 
                     "'erode'", "'morph_open'", "'morph_close'", "'rgb_to_oklab'", 
                     "'rgb_to_cielab'", "'oklab_to_rgb'", "'cielab_to_rgb'", 
                     "'rgb_to_hsv'", "'hsv_to_rgb'", "'int_to_rgb'", "'rgb_to_int'", 
                     "'interpolate_linear'", "'interpolate_area'", "<INVALID>", 
                     "'text_image'", "'as_nested_tensor'", "<INVALID>", 
                     "<INVALID>", "'if'", "'else'", "'while'", "'for'", 
                     "'in'", "'break'", "'continue'", "'return'", "<INVALID>", 
                     "'sort'", "'argsort'", "'argmin'", "'argmax'", "'softmax'", 
                     "'softmin'", "'unique'", "'flip'", "'startswith'", 
                     "'endswith'", "'squeeze'", "'unsqueeze'", "'roll'", 
                     "'cov'", "<INVALID>", "'entropy'", "'crop'", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "'+'", "'-'", "'*'", "'/'", "'%'", "'^'", "'<<'", "'>>'", 
                     "'>='", "'>'", "'<='", "'<'", "'=='", "'='", "'+='", 
                     "'-='", "'*='", "'/='", "'%='", "'!='", "'|'", "'('", 
                     "')'", "','", "';'", "'->'", "'['", "']'", "'?'", "':'", 
                     "'{'", "'}'" ]

    symbolicNames = [ "<INVALID>", "SIN", "COS", "TAN", "ASIN", "ACOS", 
                      "ATAN", "ATAN2", "SINH", "COSH", "TANH", "ASINH", 
                      "ACOSH", "ATANH", "ABS", "SQRT", "LN", "LOG", "EXP", 
                      "SMIN", "SMAX", "TMIN", "TMAX", "TNORM", "SNORM", 
                      "FLOOR", "CEIL", "ROUND", "GAMMA", "POWE", "SIGM", 
                      "CLAMP", "SFFT", "SIFFT", "ANGL", "PRNT", "PRINT_SHAPE", 
                      "NVL", "LERP", "STEP", "SMOOTHSTEP", "FRACT", "RELU", 
                      "SOFTPLUS", "GELU", "SIGN", "MAP", "EZCONV", "CONV", 
                      "SWAP", "PERM", "RESHAPE", "RANGE", "LINSPACE", "LOGSPACE", 
                      "TOPK", "BOTK", "PINV", "SUM", "MEAN", "STD", "VAR", 
                      "QUARTILE", "PERCENTILE", "QUANTILE", "DOT", "MOMENT", 
                      "ERF", "ERFINV", "ANY", "ALL", "EDGE", "GAUSSIAN", 
                      "MEDIAN", "MODE", "CUMSUM", "CUMPROD", "TOPK_IND", 
                      "BOTK_IND", "CUBIC_EASE", "ELASTIC_EASE", "SINE_EASE", 
                      "SMOOTHERSTEP", "DIST", "REMAP", "COSSIM", "COUNT", 
                      "KEYS", "REPEAT", "FLATTEN", "APPEND", "GET_VALUE", 
                      "FLOW_APPLY", "BATCH_SHUFFLE", "MOTION_MASK", "FLOW_TO_IMAGE", 
                      "FLOW_MAG", "FLOW_ANG", "WHERE", "HISTOGRAM", "OVERLAY", 
                      "PAD", "CROSS", "MATMUL", "RIFE", "BNOT", "BITCOUNT", 
                      "SHAPE", "BAND", "XOR", "BOR", "TENSOR", "ADD_KEY", 
                      "REMOVE_KEY", "PUSH", "POP", "CLEAR", "HAS", "GET", 
                      "CONCAT", "INT", "FLOAT", "UPPER", "LOWER", "TRIM", 
                      "SPLIT", "JOIN", "SUBSTRING", "FIND", "REPLACE", "DILATE", 
                      "ERODE", "MORPH_OPEN", "MORPH_CLOSE", "RGB_TO_OKLAB", 
                      "RGB_TO_CIELAB", "OKLAB_TO_RGB", "CIELAB_TO_RGB", 
                      "RGB_TO_HSV", "HSV_TO_RGB", "INT_TO_RGB", "RGB_TO_INT", 
                      "INTERPOLATE_LINEAR", "INTERPOLATE_AREA", "INTERPOLATE_NEAREST", 
                      "TEXT_IMAGE", "AS_NESTED", "SVD", "DIAG", "IF", "ELSE", 
                      "WHILE", "FOR", "IN", "BREAK", "CONTINUE", "RETURN", 
                      "TIMESTAMP", "SORT", "ARGSORT", "ARGMIN", "ARGMAX", 
                      "SOFTMAX", "SOFTMIN", "UNIQUE", "FLIP", "STARTSWITH", 
                      "ENDSWITH", "SQUEEZE", "UNSQUEEZE", "ROLL", "COV", 
                      "CORR", "ENTROPY", "CROP", "NONE", "COORDS", "NOISE", 
                      "RAND", "CAUCHY", "EXPONENTIAL", "LOGNORMAL", "BERNOULLI", 
                      "POISSON", "GAMMADIST", "BETADIST", "LAPLACEDIST", 
                      "GUMBELDIST", "WEIBULLDIST", "CHI2DIST", "STUDENTTDIST", 
                      "PERLIN", "CELLULAR", "PLASMA", "RIDGED", "DOMAIN_WARP", 
                      "PLUS", "MINUS", "MULT", "DIV", "MOD", "POW", "LSHIFT", 
                      "RSHIFT", "GE", "GT", "LE", "LT", "EQ", "EQUEALS", 
                      "PLUS_EQ", "MINUS_EQ", "MULT_EQ", "DIV_EQ", "MOD_EQ", 
                      "NE", "PIPE", "LPAREN", "RPAREN", "COMMA", "SEMICOLON", 
                      "ARROW", "LBRACKET", "RBRACKET", "QUESTION", "COLON", 
                      "LBRACE", "RBRACE", "NUMBER", "CONSTANT", "STRING", 
                      "VARIABLE", "SL_COMMENT", "ML_COMMENT", "WS" ]

    RULE_start = 0
    RULE_funcDef = 1
    RULE_varDef = 2
    RULE_paramList = 3
    RULE_stmt = 4
    RULE_ifStmt = 5
    RULE_whileStmt = 6
    RULE_forStmt = 7
    RULE_block = 8
    RULE_dictEntryList = 9
    RULE_dictEntry = 10
    RULE_breakStmt = 11
    RULE_continueStmt = 12
    RULE_returnStmt = 13
    RULE_expr = 14
    RULE_ternaryExpr = 15
    RULE_compExpr = 16
    RULE_addExpr = 17
    RULE_mulExpr = 18
    RULE_shiftExpr = 19
    RULE_powExpr = 20
    RULE_unaryExpr = 21
    RULE_indexExpr = 22
    RULE_sliceElement = 23
    RULE_atom = 24
    RULE_exprList = 25
    RULE_func0 = 26
    RULE_func1 = 27
    RULE_func2 = 28
    RULE_func3 = 29
    RULE_func4 = 30
    RULE_func5 = 31
    RULE_funcN = 32
    RULE_funcNoise = 33

    ruleNames =  [ "start", "funcDef", "varDef", "paramList", "stmt", "ifStmt", 
                   "whileStmt", "forStmt", "block", "dictEntryList", "dictEntry", 
                   "breakStmt", "continueStmt", "returnStmt", "expr", "ternaryExpr", 
                   "compExpr", "addExpr", "mulExpr", "shiftExpr", "powExpr", 
                   "unaryExpr", "indexExpr", "sliceElement", "atom", "exprList", 
                   "func0", "func1", "func2", "func3", "func4", "func5", 
                   "funcN", "funcNoise" ]

    EOF = Token.EOF
    SIN=1
    COS=2
    TAN=3
    ASIN=4
    ACOS=5
    ATAN=6
    ATAN2=7
    SINH=8
    COSH=9
    TANH=10
    ASINH=11
    ACOSH=12
    ATANH=13
    ABS=14
    SQRT=15
    LN=16
    LOG=17
    EXP=18
    SMIN=19
    SMAX=20
    TMIN=21
    TMAX=22
    TNORM=23
    SNORM=24
    FLOOR=25
    CEIL=26
    ROUND=27
    GAMMA=28
    POWE=29
    SIGM=30
    CLAMP=31
    SFFT=32
    SIFFT=33
    ANGL=34
    PRNT=35
    PRINT_SHAPE=36
    NVL=37
    LERP=38
    STEP=39
    SMOOTHSTEP=40
    FRACT=41
    RELU=42
    SOFTPLUS=43
    GELU=44
    SIGN=45
    MAP=46
    EZCONV=47
    CONV=48
    SWAP=49
    PERM=50
    RESHAPE=51
    RANGE=52
    LINSPACE=53
    LOGSPACE=54
    TOPK=55
    BOTK=56
    PINV=57
    SUM=58
    MEAN=59
    STD=60
    VAR=61
    QUARTILE=62
    PERCENTILE=63
    QUANTILE=64
    DOT=65
    MOMENT=66
    ERF=67
    ERFINV=68
    ANY=69
    ALL=70
    EDGE=71
    GAUSSIAN=72
    MEDIAN=73
    MODE=74
    CUMSUM=75
    CUMPROD=76
    TOPK_IND=77
    BOTK_IND=78
    CUBIC_EASE=79
    ELASTIC_EASE=80
    SINE_EASE=81
    SMOOTHERSTEP=82
    DIST=83
    REMAP=84
    COSSIM=85
    COUNT=86
    KEYS=87
    REPEAT=88
    FLATTEN=89
    APPEND=90
    GET_VALUE=91
    FLOW_APPLY=92
    BATCH_SHUFFLE=93
    MOTION_MASK=94
    FLOW_TO_IMAGE=95
    FLOW_MAG=96
    FLOW_ANG=97
    WHERE=98
    HISTOGRAM=99
    OVERLAY=100
    PAD=101
    CROSS=102
    MATMUL=103
    RIFE=104
    BNOT=105
    BITCOUNT=106
    SHAPE=107
    BAND=108
    XOR=109
    BOR=110
    TENSOR=111
    ADD_KEY=112
    REMOVE_KEY=113
    PUSH=114
    POP=115
    CLEAR=116
    HAS=117
    GET=118
    CONCAT=119
    INT=120
    FLOAT=121
    UPPER=122
    LOWER=123
    TRIM=124
    SPLIT=125
    JOIN=126
    SUBSTRING=127
    FIND=128
    REPLACE=129
    DILATE=130
    ERODE=131
    MORPH_OPEN=132
    MORPH_CLOSE=133
    RGB_TO_OKLAB=134
    RGB_TO_CIELAB=135
    OKLAB_TO_RGB=136
    CIELAB_TO_RGB=137
    RGB_TO_HSV=138
    HSV_TO_RGB=139
    INT_TO_RGB=140
    RGB_TO_INT=141
    INTERPOLATE_LINEAR=142
    INTERPOLATE_AREA=143
    INTERPOLATE_NEAREST=144
    TEXT_IMAGE=145
    AS_NESTED=146
    SVD=147
    DIAG=148
    IF=149
    ELSE=150
    WHILE=151
    FOR=152
    IN=153
    BREAK=154
    CONTINUE=155
    RETURN=156
    TIMESTAMP=157
    SORT=158
    ARGSORT=159
    ARGMIN=160
    ARGMAX=161
    SOFTMAX=162
    SOFTMIN=163
    UNIQUE=164
    FLIP=165
    STARTSWITH=166
    ENDSWITH=167
    SQUEEZE=168
    UNSQUEEZE=169
    ROLL=170
    COV=171
    CORR=172
    ENTROPY=173
    CROP=174
    NONE=175
    COORDS=176
    NOISE=177
    RAND=178
    CAUCHY=179
    EXPONENTIAL=180
    LOGNORMAL=181
    BERNOULLI=182
    POISSON=183
    GAMMADIST=184
    BETADIST=185
    LAPLACEDIST=186
    GUMBELDIST=187
    WEIBULLDIST=188
    CHI2DIST=189
    STUDENTTDIST=190
    PERLIN=191
    CELLULAR=192
    PLASMA=193
    RIDGED=194
    DOMAIN_WARP=195
    PLUS=196
    MINUS=197
    MULT=198
    DIV=199
    MOD=200
    POW=201
    LSHIFT=202
    RSHIFT=203
    GE=204
    GT=205
    LE=206
    LT=207
    EQ=208
    EQUEALS=209
    PLUS_EQ=210
    MINUS_EQ=211
    MULT_EQ=212
    DIV_EQ=213
    MOD_EQ=214
    NE=215
    PIPE=216
    LPAREN=217
    RPAREN=218
    COMMA=219
    SEMICOLON=220
    ARROW=221
    LBRACKET=222
    RBRACKET=223
    QUESTION=224
    COLON=225
    LBRACE=226
    RBRACE=227
    NUMBER=228
    CONSTANT=229
    STRING=230
    VARIABLE=231
    SL_COMMENT=232
    ML_COMMENT=233
    WS=234

    def __init__(self, input:TokenStream, output:TextIO = sys.stdout):
        super().__init__(input, output)
        self.checkVersion("4.9.3")
        self._interp = ParserATNSimulator(self, self.atn, self.decisionsToDFA, self.sharedContextCache)
        self._predicates = None




    class StartContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def EOF(self):
            return self.getToken(MathExprParser.EOF, 0)

        def funcDef(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.FuncDefContext)
            else:
                return self.getTypedRuleContext(MathExprParser.FuncDefContext,i)


        def varDef(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.VarDefContext)
            else:
                return self.getTypedRuleContext(MathExprParser.VarDefContext,i)


        def stmt(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.StmtContext)
            else:
                return self.getTypedRuleContext(MathExprParser.StmtContext,i)


        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)

        def getRuleIndex(self):
            return MathExprParser.RULE_start

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStart" ):
                listener.enterStart(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStart" ):
                listener.exitStart(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStart" ):
                return visitor.visitStart(self)
            else:
                return visitor.visitChildren(self)




    def start(self):

        localctx = MathExprParser.StartContext(self, self._ctx, self.state)
        self.enterRule(localctx, 0, self.RULE_start)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 73
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,1,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    self.state = 71
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,0,self._ctx)
                    if la_ == 1:
                        self.state = 68
                        self.funcDef()
                        pass

                    elif la_ == 2:
                        self.state = 69
                        self.varDef()
                        pass

                    elif la_ == 3:
                        self.state = 70
                        self.stmt()
                        pass

             
                self.state = 75
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,1,self._ctx)

            self.state = 76
            self.expr()
            self.state = 78
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==MathExprParser.SEMICOLON:
                self.state = 77
                self.match(MathExprParser.SEMICOLON)


            self.state = 80
            self.match(MathExprParser.EOF)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FuncDefContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_funcDef

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class FunctionDefContext(FuncDefContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncDefContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def VARIABLE(self):
            return self.getToken(MathExprParser.VARIABLE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def ARROW(self):
            return self.getToken(MathExprParser.ARROW, 0)
        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def block(self):
            return self.getTypedRuleContext(MathExprParser.BlockContext,0)

        def paramList(self):
            return self.getTypedRuleContext(MathExprParser.ParamListContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunctionDef" ):
                listener.enterFunctionDef(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunctionDef" ):
                listener.exitFunctionDef(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunctionDef" ):
                return visitor.visitFunctionDef(self)
            else:
                return visitor.visitChildren(self)



    def funcDef(self):

        localctx = MathExprParser.FuncDefContext(self, self._ctx, self.state)
        self.enterRule(localctx, 2, self.RULE_funcDef)
        self._la = 0 # Token type
        try:
            localctx = MathExprParser.FunctionDefContext(self, localctx)
            self.enterOuterAlt(localctx, 1)
            self.state = 82
            self.match(MathExprParser.VARIABLE)
            self.state = 83
            self.match(MathExprParser.LPAREN)
            self.state = 85
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==MathExprParser.VARIABLE:
                self.state = 84
                self.paramList()


            self.state = 87
            self.match(MathExprParser.RPAREN)
            self.state = 88
            self.match(MathExprParser.ARROW)
            self.state = 91
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,4,self._ctx)
            if la_ == 1:
                self.state = 89
                self.expr()
                pass

            elif la_ == 2:
                self.state = 90
                self.block()
                pass


            self.state = 93
            self.match(MathExprParser.SEMICOLON)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class VarDefContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def VARIABLE(self):
            return self.getToken(MathExprParser.VARIABLE, 0)

        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)


        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)

        def EQUEALS(self):
            return self.getToken(MathExprParser.EQUEALS, 0)

        def PLUS_EQ(self):
            return self.getToken(MathExprParser.PLUS_EQ, 0)

        def MINUS_EQ(self):
            return self.getToken(MathExprParser.MINUS_EQ, 0)

        def MULT_EQ(self):
            return self.getToken(MathExprParser.MULT_EQ, 0)

        def DIV_EQ(self):
            return self.getToken(MathExprParser.DIV_EQ, 0)

        def MOD_EQ(self):
            return self.getToken(MathExprParser.MOD_EQ, 0)

        def LBRACKET(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.LBRACKET)
            else:
                return self.getToken(MathExprParser.LBRACKET, i)

        def RBRACKET(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.RBRACKET)
            else:
                return self.getToken(MathExprParser.RBRACKET, i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def getRuleIndex(self):
            return MathExprParser.RULE_varDef

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterVarDef" ):
                listener.enterVarDef(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitVarDef" ):
                listener.exitVarDef(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitVarDef" ):
                return visitor.visitVarDef(self)
            else:
                return visitor.visitChildren(self)




    def varDef(self):

        localctx = MathExprParser.VarDefContext(self, self._ctx, self.state)
        self.enterRule(localctx, 4, self.RULE_varDef)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 95
            self.match(MathExprParser.VARIABLE)
            self.state = 109
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==MathExprParser.LBRACKET:
                self.state = 96
                self.match(MathExprParser.LBRACKET)
                self.state = 97
                self.expr()
                self.state = 102
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==MathExprParser.COMMA:
                    self.state = 98
                    self.match(MathExprParser.COMMA)
                    self.state = 99
                    self.expr()
                    self.state = 104
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 105
                self.match(MathExprParser.RBRACKET)
                self.state = 111
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 112
            _la = self._input.LA(1)
            if not(((((_la - 209)) & ~0x3f) == 0 and ((1 << (_la - 209)) & ((1 << (MathExprParser.EQUEALS - 209)) | (1 << (MathExprParser.PLUS_EQ - 209)) | (1 << (MathExprParser.MINUS_EQ - 209)) | (1 << (MathExprParser.MULT_EQ - 209)) | (1 << (MathExprParser.DIV_EQ - 209)) | (1 << (MathExprParser.MOD_EQ - 209)))) != 0)):
                self._errHandler.recoverInline(self)
            else:
                self._errHandler.reportMatch(self)
                self.consume()
            self.state = 113
            self.expr()
            self.state = 114
            self.match(MathExprParser.SEMICOLON)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ParamListContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def VARIABLE(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.VARIABLE)
            else:
                return self.getToken(MathExprParser.VARIABLE, i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def getRuleIndex(self):
            return MathExprParser.RULE_paramList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterParamList" ):
                listener.enterParamList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitParamList" ):
                listener.exitParamList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitParamList" ):
                return visitor.visitParamList(self)
            else:
                return visitor.visitChildren(self)




    def paramList(self):

        localctx = MathExprParser.ParamListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 6, self.RULE_paramList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 116
            self.match(MathExprParser.VARIABLE)
            self.state = 121
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==MathExprParser.COMMA:
                self.state = 117
                self.match(MathExprParser.COMMA)
                self.state = 118
                self.match(MathExprParser.VARIABLE)
                self.state = 123
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class StmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_stmt

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class BreakStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def breakStmt(self):
            return self.getTypedRuleContext(MathExprParser.BreakStmtContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBreakStatement" ):
                listener.enterBreakStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBreakStatement" ):
                listener.exitBreakStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBreakStatement" ):
                return visitor.visitBreakStatement(self)
            else:
                return visitor.visitChildren(self)


    class VarDefStmtContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def varDef(self):
            return self.getTypedRuleContext(MathExprParser.VarDefContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterVarDefStmt" ):
                listener.enterVarDefStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitVarDefStmt" ):
                listener.exitVarDefStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitVarDefStmt" ):
                return visitor.visitVarDefStmt(self)
            else:
                return visitor.visitChildren(self)


    class IfStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def ifStmt(self):
            return self.getTypedRuleContext(MathExprParser.IfStmtContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIfStatement" ):
                listener.enterIfStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIfStatement" ):
                listener.exitIfStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIfStatement" ):
                return visitor.visitIfStatement(self)
            else:
                return visitor.visitChildren(self)


    class ReturnStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def returnStmt(self):
            return self.getTypedRuleContext(MathExprParser.ReturnStmtContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReturnStatement" ):
                listener.enterReturnStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReturnStatement" ):
                listener.exitReturnStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReturnStatement" ):
                return visitor.visitReturnStatement(self)
            else:
                return visitor.visitChildren(self)


    class ExprStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExprStatement" ):
                listener.enterExprStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExprStatement" ):
                listener.exitExprStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExprStatement" ):
                return visitor.visitExprStatement(self)
            else:
                return visitor.visitChildren(self)


    class BlockStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def block(self):
            return self.getTypedRuleContext(MathExprParser.BlockContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBlockStatement" ):
                listener.enterBlockStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBlockStatement" ):
                listener.exitBlockStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBlockStatement" ):
                return visitor.visitBlockStatement(self)
            else:
                return visitor.visitChildren(self)


    class WhileStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def whileStmt(self):
            return self.getTypedRuleContext(MathExprParser.WhileStmtContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterWhileStatement" ):
                listener.enterWhileStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitWhileStatement" ):
                listener.exitWhileStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitWhileStatement" ):
                return visitor.visitWhileStatement(self)
            else:
                return visitor.visitChildren(self)


    class ForStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def forStmt(self):
            return self.getTypedRuleContext(MathExprParser.ForStmtContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterForStatement" ):
                listener.enterForStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitForStatement" ):
                listener.exitForStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitForStatement" ):
                return visitor.visitForStatement(self)
            else:
                return visitor.visitChildren(self)


    class ContinueStatementContext(StmtContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.StmtContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def continueStmt(self):
            return self.getTypedRuleContext(MathExprParser.ContinueStmtContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterContinueStatement" ):
                listener.enterContinueStatement(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitContinueStatement" ):
                listener.exitContinueStatement(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitContinueStatement" ):
                return visitor.visitContinueStatement(self)
            else:
                return visitor.visitChildren(self)



    def stmt(self):

        localctx = MathExprParser.StmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 8, self.RULE_stmt)
        try:
            self.state = 135
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,8,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.IfStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 124
                self.ifStmt()
                pass

            elif la_ == 2:
                localctx = MathExprParser.WhileStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 125
                self.whileStmt()
                pass

            elif la_ == 3:
                localctx = MathExprParser.BlockStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 126
                self.block()
                pass

            elif la_ == 4:
                localctx = MathExprParser.BreakStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 127
                self.breakStmt()
                pass

            elif la_ == 5:
                localctx = MathExprParser.ContinueStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 128
                self.continueStmt()
                pass

            elif la_ == 6:
                localctx = MathExprParser.ReturnStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 129
                self.returnStmt()
                pass

            elif la_ == 7:
                localctx = MathExprParser.VarDefStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 130
                self.varDef()
                pass

            elif la_ == 8:
                localctx = MathExprParser.ForStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 131
                self.forStmt()
                pass

            elif la_ == 9:
                localctx = MathExprParser.ExprStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 132
                self.expr()
                self.state = 133
                self.match(MathExprParser.SEMICOLON)
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IfStmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def IF(self):
            return self.getToken(MathExprParser.IF, 0)

        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def stmt(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.StmtContext)
            else:
                return self.getTypedRuleContext(MathExprParser.StmtContext,i)


        def ELSE(self):
            return self.getToken(MathExprParser.ELSE, 0)

        def getRuleIndex(self):
            return MathExprParser.RULE_ifStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIfStmt" ):
                listener.enterIfStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIfStmt" ):
                listener.exitIfStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIfStmt" ):
                return visitor.visitIfStmt(self)
            else:
                return visitor.visitChildren(self)




    def ifStmt(self):

        localctx = MathExprParser.IfStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 10, self.RULE_ifStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 137
            self.match(MathExprParser.IF)
            self.state = 138
            self.match(MathExprParser.LPAREN)
            self.state = 139
            self.expr()
            self.state = 140
            self.match(MathExprParser.RPAREN)
            self.state = 141
            self.stmt()
            self.state = 144
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,9,self._ctx)
            if la_ == 1:
                self.state = 142
                self.match(MathExprParser.ELSE)
                self.state = 143
                self.stmt()


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class WhileStmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def WHILE(self):
            return self.getToken(MathExprParser.WHILE, 0)

        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def stmt(self):
            return self.getTypedRuleContext(MathExprParser.StmtContext,0)


        def getRuleIndex(self):
            return MathExprParser.RULE_whileStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterWhileStmt" ):
                listener.enterWhileStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitWhileStmt" ):
                listener.exitWhileStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitWhileStmt" ):
                return visitor.visitWhileStmt(self)
            else:
                return visitor.visitChildren(self)




    def whileStmt(self):

        localctx = MathExprParser.WhileStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 12, self.RULE_whileStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 146
            self.match(MathExprParser.WHILE)
            self.state = 147
            self.match(MathExprParser.LPAREN)
            self.state = 148
            self.expr()
            self.state = 149
            self.match(MathExprParser.RPAREN)
            self.state = 150
            self.stmt()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ForStmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def FOR(self):
            return self.getToken(MathExprParser.FOR, 0)

        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)

        def VARIABLE(self):
            return self.getToken(MathExprParser.VARIABLE, 0)

        def IN(self):
            return self.getToken(MathExprParser.IN, 0)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def stmt(self):
            return self.getTypedRuleContext(MathExprParser.StmtContext,0)


        def getRuleIndex(self):
            return MathExprParser.RULE_forStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterForStmt" ):
                listener.enterForStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitForStmt" ):
                listener.exitForStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitForStmt" ):
                return visitor.visitForStmt(self)
            else:
                return visitor.visitChildren(self)




    def forStmt(self):

        localctx = MathExprParser.ForStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 14, self.RULE_forStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 152
            self.match(MathExprParser.FOR)
            self.state = 153
            self.match(MathExprParser.LPAREN)
            self.state = 154
            self.match(MathExprParser.VARIABLE)
            self.state = 155
            self.match(MathExprParser.IN)
            self.state = 156
            self.expr()
            self.state = 157
            self.match(MathExprParser.RPAREN)
            self.state = 158
            self.stmt()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class BlockContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def LBRACE(self):
            return self.getToken(MathExprParser.LBRACE, 0)

        def RBRACE(self):
            return self.getToken(MathExprParser.RBRACE, 0)

        def stmt(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.StmtContext)
            else:
                return self.getTypedRuleContext(MathExprParser.StmtContext,i)


        def getRuleIndex(self):
            return MathExprParser.RULE_block

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBlock" ):
                listener.enterBlock(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBlock" ):
                listener.exitBlock(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBlock" ):
                return visitor.visitBlock(self)
            else:
                return visitor.visitChildren(self)




    def block(self):

        localctx = MathExprParser.BlockContext(self, self._ctx, self.state)
        self.enterRule(localctx, 16, self.RULE_block)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 160
            self.match(MathExprParser.LBRACE)
            self.state = 164
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MathExprParser.SIN) | (1 << MathExprParser.COS) | (1 << MathExprParser.TAN) | (1 << MathExprParser.ASIN) | (1 << MathExprParser.ACOS) | (1 << MathExprParser.ATAN) | (1 << MathExprParser.ATAN2) | (1 << MathExprParser.SINH) | (1 << MathExprParser.COSH) | (1 << MathExprParser.TANH) | (1 << MathExprParser.ASINH) | (1 << MathExprParser.ACOSH) | (1 << MathExprParser.ATANH) | (1 << MathExprParser.ABS) | (1 << MathExprParser.SQRT) | (1 << MathExprParser.LN) | (1 << MathExprParser.LOG) | (1 << MathExprParser.EXP) | (1 << MathExprParser.SMIN) | (1 << MathExprParser.SMAX) | (1 << MathExprParser.TMIN) | (1 << MathExprParser.TMAX) | (1 << MathExprParser.TNORM) | (1 << MathExprParser.SNORM) | (1 << MathExprParser.FLOOR) | (1 << MathExprParser.CEIL) | (1 << MathExprParser.ROUND) | (1 << MathExprParser.GAMMA) | (1 << MathExprParser.POWE) | (1 << MathExprParser.SIGM) | (1 << MathExprParser.CLAMP) | (1 << MathExprParser.SFFT) | (1 << MathExprParser.SIFFT) | (1 << MathExprParser.ANGL) | (1 << MathExprParser.PRNT) | (1 << MathExprParser.PRINT_SHAPE) | (1 << MathExprParser.NVL) | (1 << MathExprParser.LERP) | (1 << MathExprParser.STEP) | (1 << MathExprParser.SMOOTHSTEP) | (1 << MathExprParser.FRACT) | (1 << MathExprParser.RELU) | (1 << MathExprParser.SOFTPLUS) | (1 << MathExprParser.GELU) | (1 << MathExprParser.SIGN) | (1 << MathExprParser.MAP) | (1 << MathExprParser.EZCONV) | (1 << MathExprParser.CONV) | (1 << MathExprParser.SWAP) | (1 << MathExprParser.PERM) | (1 << MathExprParser.RESHAPE) | (1 << MathExprParser.RANGE) | (1 << MathExprParser.LINSPACE) | (1 << MathExprParser.LOGSPACE) | (1 << MathExprParser.TOPK) | (1 << MathExprParser.BOTK) | (1 << MathExprParser.PINV) | (1 << MathExprParser.SUM) | (1 << MathExprParser.MEAN) | (1 << MathExprParser.STD) | (1 << MathExprParser.VAR) | (1 << MathExprParser.QUARTILE) | (1 << MathExprParser.PERCENTILE))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (MathExprParser.QUANTILE - 64)) | (1 << (MathExprParser.DOT - 64)) | (1 << (MathExprParser.MOMENT - 64)) | (1 << (MathExprParser.ERF - 64)) | (1 << (MathExprParser.ERFINV - 64)) | (1 << (MathExprParser.ANY - 64)) | (1 << (MathExprParser.ALL - 64)) | (1 << (MathExprParser.EDGE - 64)) | (1 << (MathExprParser.GAUSSIAN - 64)) | (1 << (MathExprParser.MEDIAN - 64)) | (1 << (MathExprParser.MODE - 64)) | (1 << (MathExprParser.CUMSUM - 64)) | (1 << (MathExprParser.CUMPROD - 64)) | (1 << (MathExprParser.TOPK_IND - 64)) | (1 << (MathExprParser.BOTK_IND - 64)) | (1 << (MathExprParser.CUBIC_EASE - 64)) | (1 << (MathExprParser.ELASTIC_EASE - 64)) | (1 << (MathExprParser.SINE_EASE - 64)) | (1 << (MathExprParser.SMOOTHERSTEP - 64)) | (1 << (MathExprParser.DIST - 64)) | (1 << (MathExprParser.REMAP - 64)) | (1 << (MathExprParser.COSSIM - 64)) | (1 << (MathExprParser.COUNT - 64)) | (1 << (MathExprParser.KEYS - 64)) | (1 << (MathExprParser.REPEAT - 64)) | (1 << (MathExprParser.FLATTEN - 64)) | (1 << (MathExprParser.APPEND - 64)) | (1 << (MathExprParser.GET_VALUE - 64)) | (1 << (MathExprParser.FLOW_APPLY - 64)) | (1 << (MathExprParser.BATCH_SHUFFLE - 64)) | (1 << (MathExprParser.MOTION_MASK - 64)) | (1 << (MathExprParser.FLOW_TO_IMAGE - 64)) | (1 << (MathExprParser.FLOW_MAG - 64)) | (1 << (MathExprParser.FLOW_ANG - 64)) | (1 << (MathExprParser.WHERE - 64)) | (1 << (MathExprParser.HISTOGRAM - 64)) | (1 << (MathExprParser.OVERLAY - 64)) | (1 << (MathExprParser.PAD - 64)) | (1 << (MathExprParser.CROSS - 64)) | (1 << (MathExprParser.MATMUL - 64)) | (1 << (MathExprParser.RIFE - 64)) | (1 << (MathExprParser.BNOT - 64)) | (1 << (MathExprParser.BITCOUNT - 64)) | (1 << (MathExprParser.SHAPE - 64)) | (1 << (MathExprParser.BAND - 64)) | (1 << (MathExprParser.XOR - 64)) | (1 << (MathExprParser.BOR - 64)) | (1 << (MathExprParser.TENSOR - 64)) | (1 << (MathExprParser.ADD_KEY - 64)) | (1 << (MathExprParser.REMOVE_KEY - 64)) | (1 << (MathExprParser.PUSH - 64)) | (1 << (MathExprParser.POP - 64)) | (1 << (MathExprParser.CLEAR - 64)) | (1 << (MathExprParser.HAS - 64)) | (1 << (MathExprParser.GET - 64)) | (1 << (MathExprParser.CONCAT - 64)) | (1 << (MathExprParser.INT - 64)) | (1 << (MathExprParser.FLOAT - 64)) | (1 << (MathExprParser.UPPER - 64)) | (1 << (MathExprParser.LOWER - 64)) | (1 << (MathExprParser.TRIM - 64)) | (1 << (MathExprParser.SPLIT - 64)) | (1 << (MathExprParser.JOIN - 64)) | (1 << (MathExprParser.SUBSTRING - 64)))) != 0) or ((((_la - 128)) & ~0x3f) == 0 and ((1 << (_la - 128)) & ((1 << (MathExprParser.FIND - 128)) | (1 << (MathExprParser.REPLACE - 128)) | (1 << (MathExprParser.DILATE - 128)) | (1 << (MathExprParser.ERODE - 128)) | (1 << (MathExprParser.MORPH_OPEN - 128)) | (1 << (MathExprParser.MORPH_CLOSE - 128)) | (1 << (MathExprParser.RGB_TO_OKLAB - 128)) | (1 << (MathExprParser.RGB_TO_CIELAB - 128)) | (1 << (MathExprParser.OKLAB_TO_RGB - 128)) | (1 << (MathExprParser.CIELAB_TO_RGB - 128)) | (1 << (MathExprParser.RGB_TO_HSV - 128)) | (1 << (MathExprParser.HSV_TO_RGB - 128)) | (1 << (MathExprParser.INT_TO_RGB - 128)) | (1 << (MathExprParser.RGB_TO_INT - 128)) | (1 << (MathExprParser.INTERPOLATE_LINEAR - 128)) | (1 << (MathExprParser.INTERPOLATE_AREA - 128)) | (1 << (MathExprParser.INTERPOLATE_NEAREST - 128)) | (1 << (MathExprParser.TEXT_IMAGE - 128)) | (1 << (MathExprParser.AS_NESTED - 128)) | (1 << (MathExprParser.SVD - 128)) | (1 << (MathExprParser.DIAG - 128)) | (1 << (MathExprParser.IF - 128)) | (1 << (MathExprParser.WHILE - 128)) | (1 << (MathExprParser.FOR - 128)) | (1 << (MathExprParser.BREAK - 128)) | (1 << (MathExprParser.CONTINUE - 128)) | (1 << (MathExprParser.RETURN - 128)) | (1 << (MathExprParser.TIMESTAMP - 128)) | (1 << (MathExprParser.SORT - 128)) | (1 << (MathExprParser.ARGSORT - 128)) | (1 << (MathExprParser.ARGMIN - 128)) | (1 << (MathExprParser.ARGMAX - 128)) | (1 << (MathExprParser.SOFTMAX - 128)) | (1 << (MathExprParser.SOFTMIN - 128)) | (1 << (MathExprParser.UNIQUE - 128)) | (1 << (MathExprParser.FLIP - 128)) | (1 << (MathExprParser.STARTSWITH - 128)) | (1 << (MathExprParser.ENDSWITH - 128)) | (1 << (MathExprParser.SQUEEZE - 128)) | (1 << (MathExprParser.UNSQUEEZE - 128)) | (1 << (MathExprParser.ROLL - 128)) | (1 << (MathExprParser.COV - 128)) | (1 << (MathExprParser.CORR - 128)) | (1 << (MathExprParser.ENTROPY - 128)) | (1 << (MathExprParser.CROP - 128)) | (1 << (MathExprParser.NONE - 128)) | (1 << (MathExprParser.COORDS - 128)) | (1 << (MathExprParser.NOISE - 128)) | (1 << (MathExprParser.RAND - 128)) | (1 << (MathExprParser.CAUCHY - 128)) | (1 << (MathExprParser.EXPONENTIAL - 128)) | (1 << (MathExprParser.LOGNORMAL - 128)) | (1 << (MathExprParser.BERNOULLI - 128)) | (1 << (MathExprParser.POISSON - 128)) | (1 << (MathExprParser.GAMMADIST - 128)) | (1 << (MathExprParser.BETADIST - 128)) | (1 << (MathExprParser.LAPLACEDIST - 128)) | (1 << (MathExprParser.GUMBELDIST - 128)) | (1 << (MathExprParser.WEIBULLDIST - 128)) | (1 << (MathExprParser.CHI2DIST - 128)) | (1 << (MathExprParser.STUDENTTDIST - 128)) | (1 << (MathExprParser.PERLIN - 128)))) != 0) or ((((_la - 192)) & ~0x3f) == 0 and ((1 << (_la - 192)) & ((1 << (MathExprParser.CELLULAR - 192)) | (1 << (MathExprParser.PLASMA - 192)) | (1 << (MathExprParser.RIDGED - 192)) | (1 << (MathExprParser.DOMAIN_WARP - 192)) | (1 << (MathExprParser.PLUS - 192)) | (1 << (MathExprParser.MINUS - 192)) | (1 << (MathExprParser.PIPE - 192)) | (1 << (MathExprParser.LPAREN - 192)) | (1 << (MathExprParser.LBRACKET - 192)) | (1 << (MathExprParser.LBRACE - 192)) | (1 << (MathExprParser.NUMBER - 192)) | (1 << (MathExprParser.CONSTANT - 192)) | (1 << (MathExprParser.STRING - 192)) | (1 << (MathExprParser.VARIABLE - 192)))) != 0):
                self.state = 161
                self.stmt()
                self.state = 166
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 167
            self.match(MathExprParser.RBRACE)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class DictEntryListContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def dictEntry(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.DictEntryContext)
            else:
                return self.getTypedRuleContext(MathExprParser.DictEntryContext,i)


        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def getRuleIndex(self):
            return MathExprParser.RULE_dictEntryList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDictEntryList" ):
                listener.enterDictEntryList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDictEntryList" ):
                listener.exitDictEntryList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDictEntryList" ):
                return visitor.visitDictEntryList(self)
            else:
                return visitor.visitChildren(self)




    def dictEntryList(self):

        localctx = MathExprParser.DictEntryListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 18, self.RULE_dictEntryList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 169
            self.dictEntry()
            self.state = 174
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==MathExprParser.COMMA:
                self.state = 170
                self.match(MathExprParser.COMMA)
                self.state = 171
                self.dictEntry()
                self.state = 176
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class DictEntryContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def VARIABLE(self):
            return self.getToken(MathExprParser.VARIABLE, 0)

        def COLON(self):
            return self.getToken(MathExprParser.COLON, 0)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def STRING(self):
            return self.getToken(MathExprParser.STRING, 0)

        def NUMBER(self):
            return self.getToken(MathExprParser.NUMBER, 0)

        def getRuleIndex(self):
            return MathExprParser.RULE_dictEntry

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDictEntry" ):
                listener.enterDictEntry(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDictEntry" ):
                listener.exitDictEntry(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDictEntry" ):
                return visitor.visitDictEntry(self)
            else:
                return visitor.visitChildren(self)




    def dictEntry(self):

        localctx = MathExprParser.DictEntryContext(self, self._ctx, self.state)
        self.enterRule(localctx, 20, self.RULE_dictEntry)
        try:
            self.state = 186
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.VARIABLE]:
                self.enterOuterAlt(localctx, 1)
                self.state = 177
                self.match(MathExprParser.VARIABLE)
                self.state = 178
                self.match(MathExprParser.COLON)
                self.state = 179
                self.expr()
                pass
            elif token in [MathExprParser.STRING]:
                self.enterOuterAlt(localctx, 2)
                self.state = 180
                self.match(MathExprParser.STRING)
                self.state = 181
                self.match(MathExprParser.COLON)
                self.state = 182
                self.expr()
                pass
            elif token in [MathExprParser.NUMBER]:
                self.enterOuterAlt(localctx, 3)
                self.state = 183
                self.match(MathExprParser.NUMBER)
                self.state = 184
                self.match(MathExprParser.COLON)
                self.state = 185
                self.expr()
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class BreakStmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def BREAK(self):
            return self.getToken(MathExprParser.BREAK, 0)

        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)

        def getRuleIndex(self):
            return MathExprParser.RULE_breakStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBreakStmt" ):
                listener.enterBreakStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBreakStmt" ):
                listener.exitBreakStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBreakStmt" ):
                return visitor.visitBreakStmt(self)
            else:
                return visitor.visitChildren(self)




    def breakStmt(self):

        localctx = MathExprParser.BreakStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 22, self.RULE_breakStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 188
            self.match(MathExprParser.BREAK)
            self.state = 189
            self.match(MathExprParser.SEMICOLON)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ContinueStmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def CONTINUE(self):
            return self.getToken(MathExprParser.CONTINUE, 0)

        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)

        def getRuleIndex(self):
            return MathExprParser.RULE_continueStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterContinueStmt" ):
                listener.enterContinueStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitContinueStmt" ):
                listener.exitContinueStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitContinueStmt" ):
                return visitor.visitContinueStmt(self)
            else:
                return visitor.visitChildren(self)




    def continueStmt(self):

        localctx = MathExprParser.ContinueStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 24, self.RULE_continueStmt)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 191
            self.match(MathExprParser.CONTINUE)
            self.state = 192
            self.match(MathExprParser.SEMICOLON)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ReturnStmtContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def RETURN(self):
            return self.getToken(MathExprParser.RETURN, 0)

        def SEMICOLON(self):
            return self.getToken(MathExprParser.SEMICOLON, 0)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def getRuleIndex(self):
            return MathExprParser.RULE_returnStmt

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReturnStmt" ):
                listener.enterReturnStmt(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReturnStmt" ):
                listener.exitReturnStmt(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReturnStmt" ):
                return visitor.visitReturnStmt(self)
            else:
                return visitor.visitChildren(self)




    def returnStmt(self):

        localctx = MathExprParser.ReturnStmtContext(self, self._ctx, self.state)
        self.enterRule(localctx, 26, self.RULE_returnStmt)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 194
            self.match(MathExprParser.RETURN)
            self.state = 196
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MathExprParser.SIN) | (1 << MathExprParser.COS) | (1 << MathExprParser.TAN) | (1 << MathExprParser.ASIN) | (1 << MathExprParser.ACOS) | (1 << MathExprParser.ATAN) | (1 << MathExprParser.ATAN2) | (1 << MathExprParser.SINH) | (1 << MathExprParser.COSH) | (1 << MathExprParser.TANH) | (1 << MathExprParser.ASINH) | (1 << MathExprParser.ACOSH) | (1 << MathExprParser.ATANH) | (1 << MathExprParser.ABS) | (1 << MathExprParser.SQRT) | (1 << MathExprParser.LN) | (1 << MathExprParser.LOG) | (1 << MathExprParser.EXP) | (1 << MathExprParser.SMIN) | (1 << MathExprParser.SMAX) | (1 << MathExprParser.TMIN) | (1 << MathExprParser.TMAX) | (1 << MathExprParser.TNORM) | (1 << MathExprParser.SNORM) | (1 << MathExprParser.FLOOR) | (1 << MathExprParser.CEIL) | (1 << MathExprParser.ROUND) | (1 << MathExprParser.GAMMA) | (1 << MathExprParser.POWE) | (1 << MathExprParser.SIGM) | (1 << MathExprParser.CLAMP) | (1 << MathExprParser.SFFT) | (1 << MathExprParser.SIFFT) | (1 << MathExprParser.ANGL) | (1 << MathExprParser.PRNT) | (1 << MathExprParser.PRINT_SHAPE) | (1 << MathExprParser.NVL) | (1 << MathExprParser.LERP) | (1 << MathExprParser.STEP) | (1 << MathExprParser.SMOOTHSTEP) | (1 << MathExprParser.FRACT) | (1 << MathExprParser.RELU) | (1 << MathExprParser.SOFTPLUS) | (1 << MathExprParser.GELU) | (1 << MathExprParser.SIGN) | (1 << MathExprParser.MAP) | (1 << MathExprParser.EZCONV) | (1 << MathExprParser.CONV) | (1 << MathExprParser.SWAP) | (1 << MathExprParser.PERM) | (1 << MathExprParser.RESHAPE) | (1 << MathExprParser.RANGE) | (1 << MathExprParser.LINSPACE) | (1 << MathExprParser.LOGSPACE) | (1 << MathExprParser.TOPK) | (1 << MathExprParser.BOTK) | (1 << MathExprParser.PINV) | (1 << MathExprParser.SUM) | (1 << MathExprParser.MEAN) | (1 << MathExprParser.STD) | (1 << MathExprParser.VAR) | (1 << MathExprParser.QUARTILE) | (1 << MathExprParser.PERCENTILE))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (MathExprParser.QUANTILE - 64)) | (1 << (MathExprParser.DOT - 64)) | (1 << (MathExprParser.MOMENT - 64)) | (1 << (MathExprParser.ERF - 64)) | (1 << (MathExprParser.ERFINV - 64)) | (1 << (MathExprParser.ANY - 64)) | (1 << (MathExprParser.ALL - 64)) | (1 << (MathExprParser.EDGE - 64)) | (1 << (MathExprParser.GAUSSIAN - 64)) | (1 << (MathExprParser.MEDIAN - 64)) | (1 << (MathExprParser.MODE - 64)) | (1 << (MathExprParser.CUMSUM - 64)) | (1 << (MathExprParser.CUMPROD - 64)) | (1 << (MathExprParser.TOPK_IND - 64)) | (1 << (MathExprParser.BOTK_IND - 64)) | (1 << (MathExprParser.CUBIC_EASE - 64)) | (1 << (MathExprParser.ELASTIC_EASE - 64)) | (1 << (MathExprParser.SINE_EASE - 64)) | (1 << (MathExprParser.SMOOTHERSTEP - 64)) | (1 << (MathExprParser.DIST - 64)) | (1 << (MathExprParser.REMAP - 64)) | (1 << (MathExprParser.COSSIM - 64)) | (1 << (MathExprParser.COUNT - 64)) | (1 << (MathExprParser.KEYS - 64)) | (1 << (MathExprParser.REPEAT - 64)) | (1 << (MathExprParser.FLATTEN - 64)) | (1 << (MathExprParser.APPEND - 64)) | (1 << (MathExprParser.GET_VALUE - 64)) | (1 << (MathExprParser.FLOW_APPLY - 64)) | (1 << (MathExprParser.BATCH_SHUFFLE - 64)) | (1 << (MathExprParser.MOTION_MASK - 64)) | (1 << (MathExprParser.FLOW_TO_IMAGE - 64)) | (1 << (MathExprParser.FLOW_MAG - 64)) | (1 << (MathExprParser.FLOW_ANG - 64)) | (1 << (MathExprParser.WHERE - 64)) | (1 << (MathExprParser.HISTOGRAM - 64)) | (1 << (MathExprParser.OVERLAY - 64)) | (1 << (MathExprParser.PAD - 64)) | (1 << (MathExprParser.CROSS - 64)) | (1 << (MathExprParser.MATMUL - 64)) | (1 << (MathExprParser.RIFE - 64)) | (1 << (MathExprParser.BNOT - 64)) | (1 << (MathExprParser.BITCOUNT - 64)) | (1 << (MathExprParser.SHAPE - 64)) | (1 << (MathExprParser.BAND - 64)) | (1 << (MathExprParser.XOR - 64)) | (1 << (MathExprParser.BOR - 64)) | (1 << (MathExprParser.TENSOR - 64)) | (1 << (MathExprParser.ADD_KEY - 64)) | (1 << (MathExprParser.REMOVE_KEY - 64)) | (1 << (MathExprParser.PUSH - 64)) | (1 << (MathExprParser.POP - 64)) | (1 << (MathExprParser.CLEAR - 64)) | (1 << (MathExprParser.HAS - 64)) | (1 << (MathExprParser.GET - 64)) | (1 << (MathExprParser.CONCAT - 64)) | (1 << (MathExprParser.INT - 64)) | (1 << (MathExprParser.FLOAT - 64)) | (1 << (MathExprParser.UPPER - 64)) | (1 << (MathExprParser.LOWER - 64)) | (1 << (MathExprParser.TRIM - 64)) | (1 << (MathExprParser.SPLIT - 64)) | (1 << (MathExprParser.JOIN - 64)) | (1 << (MathExprParser.SUBSTRING - 64)))) != 0) or ((((_la - 128)) & ~0x3f) == 0 and ((1 << (_la - 128)) & ((1 << (MathExprParser.FIND - 128)) | (1 << (MathExprParser.REPLACE - 128)) | (1 << (MathExprParser.DILATE - 128)) | (1 << (MathExprParser.ERODE - 128)) | (1 << (MathExprParser.MORPH_OPEN - 128)) | (1 << (MathExprParser.MORPH_CLOSE - 128)) | (1 << (MathExprParser.RGB_TO_OKLAB - 128)) | (1 << (MathExprParser.RGB_TO_CIELAB - 128)) | (1 << (MathExprParser.OKLAB_TO_RGB - 128)) | (1 << (MathExprParser.CIELAB_TO_RGB - 128)) | (1 << (MathExprParser.RGB_TO_HSV - 128)) | (1 << (MathExprParser.HSV_TO_RGB - 128)) | (1 << (MathExprParser.INT_TO_RGB - 128)) | (1 << (MathExprParser.RGB_TO_INT - 128)) | (1 << (MathExprParser.INTERPOLATE_LINEAR - 128)) | (1 << (MathExprParser.INTERPOLATE_AREA - 128)) | (1 << (MathExprParser.INTERPOLATE_NEAREST - 128)) | (1 << (MathExprParser.TEXT_IMAGE - 128)) | (1 << (MathExprParser.AS_NESTED - 128)) | (1 << (MathExprParser.SVD - 128)) | (1 << (MathExprParser.DIAG - 128)) | (1 << (MathExprParser.BREAK - 128)) | (1 << (MathExprParser.CONTINUE - 128)) | (1 << (MathExprParser.TIMESTAMP - 128)) | (1 << (MathExprParser.SORT - 128)) | (1 << (MathExprParser.ARGSORT - 128)) | (1 << (MathExprParser.ARGMIN - 128)) | (1 << (MathExprParser.ARGMAX - 128)) | (1 << (MathExprParser.SOFTMAX - 128)) | (1 << (MathExprParser.SOFTMIN - 128)) | (1 << (MathExprParser.UNIQUE - 128)) | (1 << (MathExprParser.FLIP - 128)) | (1 << (MathExprParser.STARTSWITH - 128)) | (1 << (MathExprParser.ENDSWITH - 128)) | (1 << (MathExprParser.SQUEEZE - 128)) | (1 << (MathExprParser.UNSQUEEZE - 128)) | (1 << (MathExprParser.ROLL - 128)) | (1 << (MathExprParser.COV - 128)) | (1 << (MathExprParser.CORR - 128)) | (1 << (MathExprParser.ENTROPY - 128)) | (1 << (MathExprParser.CROP - 128)) | (1 << (MathExprParser.NONE - 128)) | (1 << (MathExprParser.COORDS - 128)) | (1 << (MathExprParser.NOISE - 128)) | (1 << (MathExprParser.RAND - 128)) | (1 << (MathExprParser.CAUCHY - 128)) | (1 << (MathExprParser.EXPONENTIAL - 128)) | (1 << (MathExprParser.LOGNORMAL - 128)) | (1 << (MathExprParser.BERNOULLI - 128)) | (1 << (MathExprParser.POISSON - 128)) | (1 << (MathExprParser.GAMMADIST - 128)) | (1 << (MathExprParser.BETADIST - 128)) | (1 << (MathExprParser.LAPLACEDIST - 128)) | (1 << (MathExprParser.GUMBELDIST - 128)) | (1 << (MathExprParser.WEIBULLDIST - 128)) | (1 << (MathExprParser.CHI2DIST - 128)) | (1 << (MathExprParser.STUDENTTDIST - 128)) | (1 << (MathExprParser.PERLIN - 128)))) != 0) or ((((_la - 192)) & ~0x3f) == 0 and ((1 << (_la - 192)) & ((1 << (MathExprParser.CELLULAR - 192)) | (1 << (MathExprParser.PLASMA - 192)) | (1 << (MathExprParser.RIDGED - 192)) | (1 << (MathExprParser.DOMAIN_WARP - 192)) | (1 << (MathExprParser.PLUS - 192)) | (1 << (MathExprParser.MINUS - 192)) | (1 << (MathExprParser.PIPE - 192)) | (1 << (MathExprParser.LPAREN - 192)) | (1 << (MathExprParser.LBRACKET - 192)) | (1 << (MathExprParser.LBRACE - 192)) | (1 << (MathExprParser.NUMBER - 192)) | (1 << (MathExprParser.CONSTANT - 192)) | (1 << (MathExprParser.STRING - 192)) | (1 << (MathExprParser.VARIABLE - 192)))) != 0):
                self.state = 195
                self.expr()


            self.state = 198
            self.match(MathExprParser.SEMICOLON)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def ternaryExpr(self):
            return self.getTypedRuleContext(MathExprParser.TernaryExprContext,0)


        def atom(self):
            return self.getTypedRuleContext(MathExprParser.AtomContext,0)


        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)


        def getRuleIndex(self):
            return MathExprParser.RULE_expr

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExpr" ):
                listener.enterExpr(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExpr" ):
                listener.exitExpr(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExpr" ):
                return visitor.visitExpr(self)
            else:
                return visitor.visitChildren(self)




    def expr(self):

        localctx = MathExprParser.ExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 28, self.RULE_expr)
        try:
            self.state = 203
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,14,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 200
                self.ternaryExpr()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 201
                self.atom()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 202
                self.compExpr(0)
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class TernaryExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_ternaryExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class TernaryExpContext(TernaryExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.TernaryExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def QUESTION(self):
            return self.getToken(MathExprParser.QUESTION, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COLON(self):
            return self.getToken(MathExprParser.COLON, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTernaryExp" ):
                listener.enterTernaryExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTernaryExp" ):
                listener.exitTernaryExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTernaryExp" ):
                return visitor.visitTernaryExp(self)
            else:
                return visitor.visitChildren(self)



    def ternaryExpr(self):

        localctx = MathExprParser.TernaryExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 30, self.RULE_ternaryExpr)
        try:
            localctx = MathExprParser.TernaryExpContext(self, localctx)
            self.enterOuterAlt(localctx, 1)
            self.state = 205
            self.compExpr(0)
            self.state = 206
            self.match(MathExprParser.QUESTION)
            self.state = 207
            self.expr()
            self.state = 208
            self.match(MathExprParser.COLON)
            self.state = 209
            self.expr()
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class CompExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_compExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class LtExpContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def LT(self):
            return self.getToken(MathExprParser.LT, 0)
        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLtExp" ):
                listener.enterLtExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLtExp" ):
                listener.exitLtExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLtExp" ):
                return visitor.visitLtExp(self)
            else:
                return visitor.visitChildren(self)


    class EqExpContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def EQ(self):
            return self.getToken(MathExprParser.EQ, 0)
        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEqExp" ):
                listener.enterEqExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEqExp" ):
                listener.exitEqExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEqExp" ):
                return visitor.visitEqExp(self)
            else:
                return visitor.visitChildren(self)


    class ToAddContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToAdd" ):
                listener.enterToAdd(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToAdd" ):
                listener.exitToAdd(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToAdd" ):
                return visitor.visitToAdd(self)
            else:
                return visitor.visitChildren(self)


    class GeExpContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def GE(self):
            return self.getToken(MathExprParser.GE, 0)
        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGeExp" ):
                listener.enterGeExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGeExp" ):
                listener.exitGeExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGeExp" ):
                return visitor.visitGeExp(self)
            else:
                return visitor.visitChildren(self)


    class LeExpContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def LE(self):
            return self.getToken(MathExprParser.LE, 0)
        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLeExp" ):
                listener.enterLeExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLeExp" ):
                listener.exitLeExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLeExp" ):
                return visitor.visitLeExp(self)
            else:
                return visitor.visitChildren(self)


    class NeExpContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def NE(self):
            return self.getToken(MathExprParser.NE, 0)
        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterNeExp" ):
                listener.enterNeExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitNeExp" ):
                listener.exitNeExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitNeExp" ):
                return visitor.visitNeExp(self)
            else:
                return visitor.visitChildren(self)


    class GtExpContext(CompExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.CompExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def compExpr(self):
            return self.getTypedRuleContext(MathExprParser.CompExprContext,0)

        def GT(self):
            return self.getToken(MathExprParser.GT, 0)
        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGtExp" ):
                listener.enterGtExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGtExp" ):
                listener.exitGtExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGtExp" ):
                return visitor.visitGtExp(self)
            else:
                return visitor.visitChildren(self)



    def compExpr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = MathExprParser.CompExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 32
        self.enterRecursionRule(localctx, 32, self.RULE_compExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToAddContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 212
            self.addExpr(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 234
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,16,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    self.state = 232
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,15,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.GtExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 214
                        if not self.precpred(self._ctx, 7):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 7)")
                        self.state = 215
                        self.match(MathExprParser.GT)
                        self.state = 216
                        self.addExpr(0)
                        pass

                    elif la_ == 2:
                        localctx = MathExprParser.GeExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 217
                        if not self.precpred(self._ctx, 6):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 6)")
                        self.state = 218
                        self.match(MathExprParser.GE)
                        self.state = 219
                        self.addExpr(0)
                        pass

                    elif la_ == 3:
                        localctx = MathExprParser.LtExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 220
                        if not self.precpred(self._ctx, 5):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 5)")
                        self.state = 221
                        self.match(MathExprParser.LT)
                        self.state = 222
                        self.addExpr(0)
                        pass

                    elif la_ == 4:
                        localctx = MathExprParser.LeExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 223
                        if not self.precpred(self._ctx, 4):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 4)")
                        self.state = 224
                        self.match(MathExprParser.LE)
                        self.state = 225
                        self.addExpr(0)
                        pass

                    elif la_ == 5:
                        localctx = MathExprParser.EqExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 226
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 227
                        self.match(MathExprParser.EQ)
                        self.state = 228
                        self.addExpr(0)
                        pass

                    elif la_ == 6:
                        localctx = MathExprParser.NeExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 229
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 230
                        self.match(MathExprParser.NE)
                        self.state = 231
                        self.addExpr(0)
                        pass

             
                self.state = 236
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,16,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class AddExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_addExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class AddExpContext(AddExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AddExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)

        def PLUS(self):
            return self.getToken(MathExprParser.PLUS, 0)
        def mulExpr(self):
            return self.getTypedRuleContext(MathExprParser.MulExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAddExp" ):
                listener.enterAddExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAddExp" ):
                listener.exitAddExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAddExp" ):
                return visitor.visitAddExp(self)
            else:
                return visitor.visitChildren(self)


    class ToMulContext(AddExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AddExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def mulExpr(self):
            return self.getTypedRuleContext(MathExprParser.MulExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToMul" ):
                listener.enterToMul(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToMul" ):
                listener.exitToMul(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToMul" ):
                return visitor.visitToMul(self)
            else:
                return visitor.visitChildren(self)


    class SubExpContext(AddExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AddExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def addExpr(self):
            return self.getTypedRuleContext(MathExprParser.AddExprContext,0)

        def MINUS(self):
            return self.getToken(MathExprParser.MINUS, 0)
        def mulExpr(self):
            return self.getTypedRuleContext(MathExprParser.MulExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSubExp" ):
                listener.enterSubExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSubExp" ):
                listener.exitSubExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSubExp" ):
                return visitor.visitSubExp(self)
            else:
                return visitor.visitChildren(self)



    def addExpr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = MathExprParser.AddExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 34
        self.enterRecursionRule(localctx, 34, self.RULE_addExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToMulContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 238
            self.mulExpr(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 248
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,18,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    self.state = 246
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,17,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.AddExpContext(self, MathExprParser.AddExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_addExpr)
                        self.state = 240
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 241
                        self.match(MathExprParser.PLUS)
                        self.state = 242
                        self.mulExpr(0)
                        pass

                    elif la_ == 2:
                        localctx = MathExprParser.SubExpContext(self, MathExprParser.AddExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_addExpr)
                        self.state = 243
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 244
                        self.match(MathExprParser.MINUS)
                        self.state = 245
                        self.mulExpr(0)
                        pass

             
                self.state = 250
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,18,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class MulExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_mulExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class ToShiftContext(MulExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.MulExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def shiftExpr(self):
            return self.getTypedRuleContext(MathExprParser.ShiftExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToShift" ):
                listener.enterToShift(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToShift" ):
                listener.exitToShift(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToShift" ):
                return visitor.visitToShift(self)
            else:
                return visitor.visitChildren(self)


    class MulExpContext(MulExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.MulExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def mulExpr(self):
            return self.getTypedRuleContext(MathExprParser.MulExprContext,0)

        def MULT(self):
            return self.getToken(MathExprParser.MULT, 0)
        def shiftExpr(self):
            return self.getTypedRuleContext(MathExprParser.ShiftExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMulExp" ):
                listener.enterMulExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMulExp" ):
                listener.exitMulExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMulExp" ):
                return visitor.visitMulExp(self)
            else:
                return visitor.visitChildren(self)


    class ModExpContext(MulExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.MulExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def mulExpr(self):
            return self.getTypedRuleContext(MathExprParser.MulExprContext,0)

        def MOD(self):
            return self.getToken(MathExprParser.MOD, 0)
        def shiftExpr(self):
            return self.getTypedRuleContext(MathExprParser.ShiftExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterModExp" ):
                listener.enterModExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitModExp" ):
                listener.exitModExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitModExp" ):
                return visitor.visitModExp(self)
            else:
                return visitor.visitChildren(self)


    class DivExpContext(MulExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.MulExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def mulExpr(self):
            return self.getTypedRuleContext(MathExprParser.MulExprContext,0)

        def DIV(self):
            return self.getToken(MathExprParser.DIV, 0)
        def shiftExpr(self):
            return self.getTypedRuleContext(MathExprParser.ShiftExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDivExp" ):
                listener.enterDivExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDivExp" ):
                listener.exitDivExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDivExp" ):
                return visitor.visitDivExp(self)
            else:
                return visitor.visitChildren(self)



    def mulExpr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = MathExprParser.MulExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 36
        self.enterRecursionRule(localctx, 36, self.RULE_mulExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToShiftContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 252
            self.shiftExpr(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 265
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,20,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    self.state = 263
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,19,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.MulExpContext(self, MathExprParser.MulExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_mulExpr)
                        self.state = 254
                        if not self.precpred(self._ctx, 4):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 4)")
                        self.state = 255
                        self.match(MathExprParser.MULT)
                        self.state = 256
                        self.shiftExpr(0)
                        pass

                    elif la_ == 2:
                        localctx = MathExprParser.DivExpContext(self, MathExprParser.MulExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_mulExpr)
                        self.state = 257
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 258
                        self.match(MathExprParser.DIV)
                        self.state = 259
                        self.shiftExpr(0)
                        pass

                    elif la_ == 3:
                        localctx = MathExprParser.ModExpContext(self, MathExprParser.MulExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_mulExpr)
                        self.state = 260
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 261
                        self.match(MathExprParser.MOD)
                        self.state = 262
                        self.shiftExpr(0)
                        pass

             
                self.state = 267
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,20,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class ShiftExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_shiftExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class RShiftExpContext(ShiftExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.ShiftExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def shiftExpr(self):
            return self.getTypedRuleContext(MathExprParser.ShiftExprContext,0)

        def RSHIFT(self):
            return self.getToken(MathExprParser.RSHIFT, 0)
        def powExpr(self):
            return self.getTypedRuleContext(MathExprParser.PowExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRShiftExp" ):
                listener.enterRShiftExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRShiftExp" ):
                listener.exitRShiftExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRShiftExp" ):
                return visitor.visitRShiftExp(self)
            else:
                return visitor.visitChildren(self)


    class LShiftExpContext(ShiftExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.ShiftExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def shiftExpr(self):
            return self.getTypedRuleContext(MathExprParser.ShiftExprContext,0)

        def LSHIFT(self):
            return self.getToken(MathExprParser.LSHIFT, 0)
        def powExpr(self):
            return self.getTypedRuleContext(MathExprParser.PowExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLShiftExp" ):
                listener.enterLShiftExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLShiftExp" ):
                listener.exitLShiftExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLShiftExp" ):
                return visitor.visitLShiftExp(self)
            else:
                return visitor.visitChildren(self)


    class ToPowContext(ShiftExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.ShiftExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def powExpr(self):
            return self.getTypedRuleContext(MathExprParser.PowExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToPow" ):
                listener.enterToPow(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToPow" ):
                listener.exitToPow(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToPow" ):
                return visitor.visitToPow(self)
            else:
                return visitor.visitChildren(self)



    def shiftExpr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = MathExprParser.ShiftExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 38
        self.enterRecursionRule(localctx, 38, self.RULE_shiftExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToPowContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 269
            self.powExpr()
            self._ctx.stop = self._input.LT(-1)
            self.state = 279
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,22,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    self.state = 277
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,21,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.LShiftExpContext(self, MathExprParser.ShiftExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_shiftExpr)
                        self.state = 271
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 272
                        self.match(MathExprParser.LSHIFT)
                        self.state = 273
                        self.powExpr()
                        pass

                    elif la_ == 2:
                        localctx = MathExprParser.RShiftExpContext(self, MathExprParser.ShiftExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_shiftExpr)
                        self.state = 274
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 275
                        self.match(MathExprParser.RSHIFT)
                        self.state = 276
                        self.powExpr()
                        pass

             
                self.state = 281
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,22,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class PowExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_powExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class PowExpContext(PowExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.PowExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def unaryExpr(self):
            return self.getTypedRuleContext(MathExprParser.UnaryExprContext,0)

        def POW(self):
            return self.getToken(MathExprParser.POW, 0)
        def powExpr(self):
            return self.getTypedRuleContext(MathExprParser.PowExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPowExp" ):
                listener.enterPowExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPowExp" ):
                listener.exitPowExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPowExp" ):
                return visitor.visitPowExp(self)
            else:
                return visitor.visitChildren(self)


    class ToUnaryContext(PowExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.PowExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def unaryExpr(self):
            return self.getTypedRuleContext(MathExprParser.UnaryExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToUnary" ):
                listener.enterToUnary(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToUnary" ):
                listener.exitToUnary(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToUnary" ):
                return visitor.visitToUnary(self)
            else:
                return visitor.visitChildren(self)



    def powExpr(self):

        localctx = MathExprParser.PowExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 40, self.RULE_powExpr)
        try:
            self.state = 287
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,23,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.PowExpContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 282
                self.unaryExpr()
                self.state = 283
                self.match(MathExprParser.POW)
                self.state = 284
                self.powExpr()
                pass

            elif la_ == 2:
                localctx = MathExprParser.ToUnaryContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 286
                self.unaryExpr()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class UnaryExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_unaryExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class UnaryPlusContext(UnaryExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.UnaryExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def PLUS(self):
            return self.getToken(MathExprParser.PLUS, 0)
        def unaryExpr(self):
            return self.getTypedRuleContext(MathExprParser.UnaryExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterUnaryPlus" ):
                listener.enterUnaryPlus(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitUnaryPlus" ):
                listener.exitUnaryPlus(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitUnaryPlus" ):
                return visitor.visitUnaryPlus(self)
            else:
                return visitor.visitChildren(self)


    class UnaryMinusContext(UnaryExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.UnaryExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def MINUS(self):
            return self.getToken(MathExprParser.MINUS, 0)
        def unaryExpr(self):
            return self.getTypedRuleContext(MathExprParser.UnaryExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterUnaryMinus" ):
                listener.enterUnaryMinus(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitUnaryMinus" ):
                listener.exitUnaryMinus(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitUnaryMinus" ):
                return visitor.visitUnaryMinus(self)
            else:
                return visitor.visitChildren(self)


    class ToIndexContext(UnaryExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.UnaryExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def indexExpr(self):
            return self.getTypedRuleContext(MathExprParser.IndexExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToIndex" ):
                listener.enterToIndex(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToIndex" ):
                listener.exitToIndex(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToIndex" ):
                return visitor.visitToIndex(self)
            else:
                return visitor.visitChildren(self)



    def unaryExpr(self):

        localctx = MathExprParser.UnaryExprContext(self, self._ctx, self.state)
        self.enterRule(localctx, 42, self.RULE_unaryExpr)
        try:
            self.state = 294
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.PLUS]:
                localctx = MathExprParser.UnaryPlusContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 289
                self.match(MathExprParser.PLUS)
                self.state = 290
                self.unaryExpr()
                pass
            elif token in [MathExprParser.MINUS]:
                localctx = MathExprParser.UnaryMinusContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 291
                self.match(MathExprParser.MINUS)
                self.state = 292
                self.unaryExpr()
                pass
            elif token in [MathExprParser.SIN, MathExprParser.COS, MathExprParser.TAN, MathExprParser.ASIN, MathExprParser.ACOS, MathExprParser.ATAN, MathExprParser.ATAN2, MathExprParser.SINH, MathExprParser.COSH, MathExprParser.TANH, MathExprParser.ASINH, MathExprParser.ACOSH, MathExprParser.ATANH, MathExprParser.ABS, MathExprParser.SQRT, MathExprParser.LN, MathExprParser.LOG, MathExprParser.EXP, MathExprParser.SMIN, MathExprParser.SMAX, MathExprParser.TMIN, MathExprParser.TMAX, MathExprParser.TNORM, MathExprParser.SNORM, MathExprParser.FLOOR, MathExprParser.CEIL, MathExprParser.ROUND, MathExprParser.GAMMA, MathExprParser.POWE, MathExprParser.SIGM, MathExprParser.CLAMP, MathExprParser.SFFT, MathExprParser.SIFFT, MathExprParser.ANGL, MathExprParser.PRNT, MathExprParser.PRINT_SHAPE, MathExprParser.NVL, MathExprParser.LERP, MathExprParser.STEP, MathExprParser.SMOOTHSTEP, MathExprParser.FRACT, MathExprParser.RELU, MathExprParser.SOFTPLUS, MathExprParser.GELU, MathExprParser.SIGN, MathExprParser.MAP, MathExprParser.EZCONV, MathExprParser.CONV, MathExprParser.SWAP, MathExprParser.PERM, MathExprParser.RESHAPE, MathExprParser.RANGE, MathExprParser.LINSPACE, MathExprParser.LOGSPACE, MathExprParser.TOPK, MathExprParser.BOTK, MathExprParser.PINV, MathExprParser.SUM, MathExprParser.MEAN, MathExprParser.STD, MathExprParser.VAR, MathExprParser.QUARTILE, MathExprParser.PERCENTILE, MathExprParser.QUANTILE, MathExprParser.DOT, MathExprParser.MOMENT, MathExprParser.ERF, MathExprParser.ERFINV, MathExprParser.ANY, MathExprParser.ALL, MathExprParser.EDGE, MathExprParser.GAUSSIAN, MathExprParser.MEDIAN, MathExprParser.MODE, MathExprParser.CUMSUM, MathExprParser.CUMPROD, MathExprParser.TOPK_IND, MathExprParser.BOTK_IND, MathExprParser.CUBIC_EASE, MathExprParser.ELASTIC_EASE, MathExprParser.SINE_EASE, MathExprParser.SMOOTHERSTEP, MathExprParser.DIST, MathExprParser.REMAP, MathExprParser.COSSIM, MathExprParser.COUNT, MathExprParser.KEYS, MathExprParser.REPEAT, MathExprParser.FLATTEN, MathExprParser.APPEND, MathExprParser.GET_VALUE, MathExprParser.FLOW_APPLY, MathExprParser.BATCH_SHUFFLE, MathExprParser.MOTION_MASK, MathExprParser.FLOW_TO_IMAGE, MathExprParser.FLOW_MAG, MathExprParser.FLOW_ANG, MathExprParser.WHERE, MathExprParser.HISTOGRAM, MathExprParser.OVERLAY, MathExprParser.PAD, MathExprParser.CROSS, MathExprParser.MATMUL, MathExprParser.RIFE, MathExprParser.BNOT, MathExprParser.BITCOUNT, MathExprParser.SHAPE, MathExprParser.BAND, MathExprParser.XOR, MathExprParser.BOR, MathExprParser.TENSOR, MathExprParser.ADD_KEY, MathExprParser.REMOVE_KEY, MathExprParser.PUSH, MathExprParser.POP, MathExprParser.CLEAR, MathExprParser.HAS, MathExprParser.GET, MathExprParser.CONCAT, MathExprParser.INT, MathExprParser.FLOAT, MathExprParser.UPPER, MathExprParser.LOWER, MathExprParser.TRIM, MathExprParser.SPLIT, MathExprParser.JOIN, MathExprParser.SUBSTRING, MathExprParser.FIND, MathExprParser.REPLACE, MathExprParser.DILATE, MathExprParser.ERODE, MathExprParser.MORPH_OPEN, MathExprParser.MORPH_CLOSE, MathExprParser.RGB_TO_OKLAB, MathExprParser.RGB_TO_CIELAB, MathExprParser.OKLAB_TO_RGB, MathExprParser.CIELAB_TO_RGB, MathExprParser.RGB_TO_HSV, MathExprParser.HSV_TO_RGB, MathExprParser.INT_TO_RGB, MathExprParser.RGB_TO_INT, MathExprParser.INTERPOLATE_LINEAR, MathExprParser.INTERPOLATE_AREA, MathExprParser.INTERPOLATE_NEAREST, MathExprParser.TEXT_IMAGE, MathExprParser.AS_NESTED, MathExprParser.SVD, MathExprParser.DIAG, MathExprParser.BREAK, MathExprParser.CONTINUE, MathExprParser.TIMESTAMP, MathExprParser.SORT, MathExprParser.ARGSORT, MathExprParser.ARGMIN, MathExprParser.ARGMAX, MathExprParser.SOFTMAX, MathExprParser.SOFTMIN, MathExprParser.UNIQUE, MathExprParser.FLIP, MathExprParser.STARTSWITH, MathExprParser.ENDSWITH, MathExprParser.SQUEEZE, MathExprParser.UNSQUEEZE, MathExprParser.ROLL, MathExprParser.COV, MathExprParser.CORR, MathExprParser.ENTROPY, MathExprParser.CROP, MathExprParser.NONE, MathExprParser.COORDS, MathExprParser.NOISE, MathExprParser.RAND, MathExprParser.CAUCHY, MathExprParser.EXPONENTIAL, MathExprParser.LOGNORMAL, MathExprParser.BERNOULLI, MathExprParser.POISSON, MathExprParser.GAMMADIST, MathExprParser.BETADIST, MathExprParser.LAPLACEDIST, MathExprParser.GUMBELDIST, MathExprParser.WEIBULLDIST, MathExprParser.CHI2DIST, MathExprParser.STUDENTTDIST, MathExprParser.PERLIN, MathExprParser.CELLULAR, MathExprParser.PLASMA, MathExprParser.RIDGED, MathExprParser.DOMAIN_WARP, MathExprParser.PIPE, MathExprParser.LPAREN, MathExprParser.LBRACKET, MathExprParser.LBRACE, MathExprParser.NUMBER, MathExprParser.CONSTANT, MathExprParser.STRING, MathExprParser.VARIABLE]:
                localctx = MathExprParser.ToIndexContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 293
                self.indexExpr(0)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class IndexExprContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_indexExpr

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)


    class IndexExpContext(IndexExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.IndexExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def indexExpr(self):
            return self.getTypedRuleContext(MathExprParser.IndexExprContext,0)

        def LBRACKET(self):
            return self.getToken(MathExprParser.LBRACKET, 0)
        def sliceElement(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.SliceElementContext)
            else:
                return self.getTypedRuleContext(MathExprParser.SliceElementContext,i)

        def RBRACKET(self):
            return self.getToken(MathExprParser.RBRACKET, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIndexExp" ):
                listener.enterIndexExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIndexExp" ):
                listener.exitIndexExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIndexExp" ):
                return visitor.visitIndexExp(self)
            else:
                return visitor.visitChildren(self)


    class ToAtomContext(IndexExprContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.IndexExprContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def atom(self):
            return self.getTypedRuleContext(MathExprParser.AtomContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterToAtom" ):
                listener.enterToAtom(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitToAtom" ):
                listener.exitToAtom(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToAtom" ):
                return visitor.visitToAtom(self)
            else:
                return visitor.visitChildren(self)



    def indexExpr(self, _p:int=0):
        _parentctx = self._ctx
        _parentState = self.state
        localctx = MathExprParser.IndexExprContext(self, self._ctx, _parentState)
        _prevctx = localctx
        _startState = 44
        self.enterRecursionRule(localctx, 44, self.RULE_indexExpr, _p)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToAtomContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 297
            self.atom()
            self._ctx.stop = self._input.LT(-1)
            self.state = 313
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,26,self._ctx)
            while _alt!=2 and _alt!=ATN.INVALID_ALT_NUMBER:
                if _alt==1:
                    if self._parseListeners is not None:
                        self.triggerExitRuleEvent()
                    _prevctx = localctx
                    localctx = MathExprParser.IndexExpContext(self, MathExprParser.IndexExprContext(self, _parentctx, _parentState))
                    self.pushNewRecursionContext(localctx, _startState, self.RULE_indexExpr)
                    self.state = 299
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 300
                    self.match(MathExprParser.LBRACKET)
                    self.state = 301
                    self.sliceElement()
                    self.state = 306
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    while _la==MathExprParser.COMMA:
                        self.state = 302
                        self.match(MathExprParser.COMMA)
                        self.state = 303
                        self.sliceElement()
                        self.state = 308
                        self._errHandler.sync(self)
                        _la = self._input.LA(1)

                    self.state = 309
                    self.match(MathExprParser.RBRACKET) 
                self.state = 315
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,26,self._ctx)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.unrollRecursionContexts(_parentctx)
        return localctx


    class SliceElementContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_sliceElement

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class IndexOnlyContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIndexOnly" ):
                listener.enterIndexOnly(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIndexOnly" ):
                listener.exitIndexOnly(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIndexOnly" ):
                return visitor.visitIndexOnly(self)
            else:
                return visitor.visitChildren(self)


    class SliceContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COLON(self):
            return self.getToken(MathExprParser.COLON, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSlice" ):
                listener.enterSlice(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSlice" ):
                listener.exitSlice(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSlice" ):
                return visitor.visitSlice(self)
            else:
                return visitor.visitChildren(self)


    class SliceColonStartContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def COLON(self):
            return self.getToken(MathExprParser.COLON, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceColonStart" ):
                listener.enterSliceColonStart(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceColonStart" ):
                listener.exitSliceColonStart(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceColonStart" ):
                return visitor.visitSliceColonStart(self)
            else:
                return visitor.visitChildren(self)


    class SliceColonStartStepContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def COLON(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COLON)
            else:
                return self.getToken(MathExprParser.COLON, i)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceColonStartStep" ):
                listener.enterSliceColonStartStep(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceColonStartStep" ):
                listener.exitSliceColonStartStep(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceColonStartStep" ):
                return visitor.visitSliceColonStartStep(self)
            else:
                return visitor.visitChildren(self)


    class SliceExprContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def COLON(self):
            return self.getToken(MathExprParser.COLON, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceExpr" ):
                listener.enterSliceExpr(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceExpr" ):
                listener.exitSliceExpr(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceExpr" ):
                return visitor.visitSliceExpr(self)
            else:
                return visitor.visitChildren(self)


    class SliceColonStepContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def COLON(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COLON)
            else:
                return self.getToken(MathExprParser.COLON, i)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceColonStep" ):
                listener.enterSliceColonStep(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceColonStep" ):
                listener.exitSliceColonStep(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceColonStep" ):
                return visitor.visitSliceColonStep(self)
            else:
                return visitor.visitChildren(self)


    class SliceWithStepContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COLON(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COLON)
            else:
                return self.getToken(MathExprParser.COLON, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceWithStep" ):
                listener.enterSliceWithStep(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceWithStep" ):
                listener.exitSliceWithStep(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceWithStep" ):
                return visitor.visitSliceWithStep(self)
            else:
                return visitor.visitChildren(self)


    class SliceExprColonStepContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COLON(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COLON)
            else:
                return self.getToken(MathExprParser.COLON, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceExprColonStep" ):
                listener.enterSliceExprColonStep(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceExprColonStep" ):
                listener.exitSliceExprColonStep(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceExprColonStep" ):
                return visitor.visitSliceExprColonStep(self)
            else:
                return visitor.visitChildren(self)


    class SliceOnlyContext(SliceElementContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.SliceElementContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def COLON(self):
            return self.getToken(MathExprParser.COLON, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSliceOnly" ):
                listener.enterSliceOnly(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSliceOnly" ):
                listener.exitSliceOnly(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSliceOnly" ):
                return visitor.visitSliceOnly(self)
            else:
                return visitor.visitChildren(self)



    def sliceElement(self):

        localctx = MathExprParser.SliceElementContext(self, self._ctx, self.state)
        self.enterRule(localctx, 46, self.RULE_sliceElement)
        try:
            self.state = 346
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,27,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.SliceWithStepContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 316
                self.expr()
                self.state = 317
                self.match(MathExprParser.COLON)
                self.state = 318
                self.expr()
                self.state = 319
                self.match(MathExprParser.COLON)
                self.state = 320
                self.expr()
                pass

            elif la_ == 2:
                localctx = MathExprParser.SliceContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 322
                self.expr()
                self.state = 323
                self.match(MathExprParser.COLON)
                self.state = 324
                self.expr()
                pass

            elif la_ == 3:
                localctx = MathExprParser.SliceColonStartStepContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 326
                self.match(MathExprParser.COLON)
                self.state = 327
                self.expr()
                self.state = 328
                self.match(MathExprParser.COLON)
                self.state = 329
                self.expr()
                pass

            elif la_ == 4:
                localctx = MathExprParser.SliceColonStartContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 331
                self.match(MathExprParser.COLON)
                self.state = 332
                self.expr()
                pass

            elif la_ == 5:
                localctx = MathExprParser.SliceExprColonStepContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 333
                self.expr()
                self.state = 334
                self.match(MathExprParser.COLON)
                self.state = 335
                self.match(MathExprParser.COLON)
                self.state = 336
                self.expr()
                pass

            elif la_ == 6:
                localctx = MathExprParser.SliceExprContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 338
                self.expr()
                self.state = 339
                self.match(MathExprParser.COLON)
                pass

            elif la_ == 7:
                localctx = MathExprParser.SliceColonStepContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 341
                self.match(MathExprParser.COLON)
                self.state = 342
                self.match(MathExprParser.COLON)
                self.state = 343
                self.expr()
                pass

            elif la_ == 8:
                localctx = MathExprParser.SliceOnlyContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 344
                self.match(MathExprParser.COLON)
                pass

            elif la_ == 9:
                localctx = MathExprParser.IndexOnlyContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 345
                self.expr()
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class AtomContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_atom

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class Func5ExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def func5(self):
            return self.getTypedRuleContext(MathExprParser.Func5Context,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunc5Exp" ):
                listener.enterFunc5Exp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunc5Exp" ):
                listener.exitFunc5Exp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc5Exp" ):
                return visitor.visitFunc5Exp(self)
            else:
                return visitor.visitChildren(self)


    class Func4ExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def func4(self):
            return self.getTypedRuleContext(MathExprParser.Func4Context,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunc4Exp" ):
                listener.enterFunc4Exp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunc4Exp" ):
                listener.exitFunc4Exp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc4Exp" ):
                return visitor.visitFunc4Exp(self)
            else:
                return visitor.visitChildren(self)


    class Func2ExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def func2(self):
            return self.getTypedRuleContext(MathExprParser.Func2Context,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunc2Exp" ):
                listener.enterFunc2Exp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunc2Exp" ):
                listener.exitFunc2Exp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc2Exp" ):
                return visitor.visitFunc2Exp(self)
            else:
                return visitor.visitChildren(self)


    class Func3ExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def func3(self):
            return self.getTypedRuleContext(MathExprParser.Func3Context,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunc3Exp" ):
                listener.enterFunc3Exp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunc3Exp" ):
                listener.exitFunc3Exp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc3Exp" ):
                return visitor.visitFunc3Exp(self)
            else:
                return visitor.visitChildren(self)


    class StringExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def STRING(self):
            return self.getToken(MathExprParser.STRING, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStringExp" ):
                listener.enterStringExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStringExp" ):
                listener.exitStringExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStringExp" ):
                return visitor.visitStringExp(self)
            else:
                return visitor.visitChildren(self)


    class LambdaExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def paramList(self):
            return self.getTypedRuleContext(MathExprParser.ParamListContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def ARROW(self):
            return self.getToken(MathExprParser.ARROW, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def block(self):
            return self.getTypedRuleContext(MathExprParser.BlockContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLambdaExp" ):
                listener.enterLambdaExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLambdaExp" ):
                listener.exitLambdaExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLambdaExp" ):
                return visitor.visitLambdaExp(self)
            else:
                return visitor.visitChildren(self)


    class ConstantExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CONSTANT(self):
            return self.getToken(MathExprParser.CONSTANT, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterConstantExp" ):
                listener.enterConstantExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitConstantExp" ):
                listener.exitConstantExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConstantExp" ):
                return visitor.visitConstantExp(self)
            else:
                return visitor.visitChildren(self)


    class NoneExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def NONE(self):
            return self.getToken(MathExprParser.NONE, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterNoneExp" ):
                listener.enterNoneExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitNoneExp" ):
                listener.exitNoneExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitNoneExp" ):
                return visitor.visitNoneExp(self)
            else:
                return visitor.visitChildren(self)


    class BreakExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def BREAK(self):
            return self.getToken(MathExprParser.BREAK, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBreakExp" ):
                listener.enterBreakExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBreakExp" ):
                listener.exitBreakExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBreakExp" ):
                return visitor.visitBreakExp(self)
            else:
                return visitor.visitChildren(self)


    class FuncNExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def funcN(self):
            return self.getTypedRuleContext(MathExprParser.FuncNContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFuncNExp" ):
                listener.enterFuncNExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFuncNExp" ):
                listener.exitFuncNExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFuncNExp" ):
                return visitor.visitFuncNExp(self)
            else:
                return visitor.visitChildren(self)


    class AbsExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def PIPE(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.PIPE)
            else:
                return self.getToken(MathExprParser.PIPE, i)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAbsExp" ):
                listener.enterAbsExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAbsExp" ):
                listener.exitAbsExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAbsExp" ):
                return visitor.visitAbsExp(self)
            else:
                return visitor.visitChildren(self)


    class ListExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LBRACKET(self):
            return self.getToken(MathExprParser.LBRACKET, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RBRACKET(self):
            return self.getToken(MathExprParser.RBRACKET, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterListExp" ):
                listener.enterListExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitListExp" ):
                listener.exitListExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitListExp" ):
                return visitor.visitListExp(self)
            else:
                return visitor.visitChildren(self)


    class ContinueExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CONTINUE(self):
            return self.getToken(MathExprParser.CONTINUE, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterContinueExp" ):
                listener.enterContinueExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitContinueExp" ):
                listener.exitContinueExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitContinueExp" ):
                return visitor.visitContinueExp(self)
            else:
                return visitor.visitChildren(self)


    class VariableExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def VARIABLE(self):
            return self.getToken(MathExprParser.VARIABLE, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterVariableExp" ):
                listener.enterVariableExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitVariableExp" ):
                listener.exitVariableExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitVariableExp" ):
                return visitor.visitVariableExp(self)
            else:
                return visitor.visitChildren(self)


    class CallExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def VARIABLE(self):
            return self.getToken(MathExprParser.VARIABLE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def exprList(self):
            return self.getTypedRuleContext(MathExprParser.ExprListContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCallExp" ):
                listener.enterCallExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCallExp" ):
                listener.exitCallExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCallExp" ):
                return visitor.visitCallExp(self)
            else:
                return visitor.visitChildren(self)


    class ParenExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterParenExp" ):
                listener.enterParenExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitParenExp" ):
                listener.exitParenExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitParenExp" ):
                return visitor.visitParenExp(self)
            else:
                return visitor.visitChildren(self)


    class FuncNoiseExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def funcNoise(self):
            return self.getTypedRuleContext(MathExprParser.FuncNoiseContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFuncNoiseExp" ):
                listener.enterFuncNoiseExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFuncNoiseExp" ):
                listener.exitFuncNoiseExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFuncNoiseExp" ):
                return visitor.visitFuncNoiseExp(self)
            else:
                return visitor.visitChildren(self)


    class Func1ExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def func1(self):
            return self.getTypedRuleContext(MathExprParser.Func1Context,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunc1Exp" ):
                listener.enterFunc1Exp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunc1Exp" ):
                listener.exitFunc1Exp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc1Exp" ):
                return visitor.visitFunc1Exp(self)
            else:
                return visitor.visitChildren(self)


    class DictExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LBRACE(self):
            return self.getToken(MathExprParser.LBRACE, 0)
        def RBRACE(self):
            return self.getToken(MathExprParser.RBRACE, 0)
        def dictEntryList(self):
            return self.getTypedRuleContext(MathExprParser.DictEntryListContext,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDictExp" ):
                listener.enterDictExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDictExp" ):
                listener.exitDictExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDictExp" ):
                return visitor.visitDictExp(self)
            else:
                return visitor.visitChildren(self)


    class Func0ExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def func0(self):
            return self.getTypedRuleContext(MathExprParser.Func0Context,0)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFunc0Exp" ):
                listener.enterFunc0Exp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFunc0Exp" ):
                listener.exitFunc0Exp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc0Exp" ):
                return visitor.visitFunc0Exp(self)
            else:
                return visitor.visitChildren(self)


    class NumberExpContext(AtomContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.AtomContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def NUMBER(self):
            return self.getToken(MathExprParser.NUMBER, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterNumberExp" ):
                listener.enterNumberExp(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitNumberExp" ):
                listener.exitNumberExp(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitNumberExp" ):
                return visitor.visitNumberExp(self)
            else:
                return visitor.visitChildren(self)



    def atom(self):

        localctx = MathExprParser.AtomContext(self, self._ctx, self.state)
        self.enterRule(localctx, 48, self.RULE_atom)
        self._la = 0 # Token type
        try:
            self.state = 405
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,32,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.Func0ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 348
                self.func0()
                pass

            elif la_ == 2:
                localctx = MathExprParser.Func1ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 349
                self.func1()
                pass

            elif la_ == 3:
                localctx = MathExprParser.Func2ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 350
                self.func2()
                pass

            elif la_ == 4:
                localctx = MathExprParser.Func3ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 351
                self.func3()
                pass

            elif la_ == 5:
                localctx = MathExprParser.Func4ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 352
                self.func4()
                pass

            elif la_ == 6:
                localctx = MathExprParser.Func5ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 353
                self.func5()
                pass

            elif la_ == 7:
                localctx = MathExprParser.FuncNExpContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 354
                self.funcN()
                pass

            elif la_ == 8:
                localctx = MathExprParser.FuncNoiseExpContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 355
                self.funcNoise()
                pass

            elif la_ == 9:
                localctx = MathExprParser.VariableExpContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 356
                self.match(MathExprParser.VARIABLE)
                pass

            elif la_ == 10:
                localctx = MathExprParser.NumberExpContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 357
                self.match(MathExprParser.NUMBER)
                pass

            elif la_ == 11:
                localctx = MathExprParser.ConstantExpContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 358
                self.match(MathExprParser.CONSTANT)
                pass

            elif la_ == 12:
                localctx = MathExprParser.StringExpContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 359
                self.match(MathExprParser.STRING)
                pass

            elif la_ == 13:
                localctx = MathExprParser.LambdaExpContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 360
                self.match(MathExprParser.LPAREN)
                self.state = 361
                self.paramList()
                self.state = 362
                self.match(MathExprParser.RPAREN)
                self.state = 363
                self.match(MathExprParser.ARROW)
                self.state = 366
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,28,self._ctx)
                if la_ == 1:
                    self.state = 364
                    self.expr()
                    pass

                elif la_ == 2:
                    self.state = 365
                    self.block()
                    pass


                pass

            elif la_ == 14:
                localctx = MathExprParser.ParenExpContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 368
                self.match(MathExprParser.LPAREN)
                self.state = 369
                self.expr()
                self.state = 370
                self.match(MathExprParser.RPAREN)
                pass

            elif la_ == 15:
                localctx = MathExprParser.ParenExpContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 372
                self.match(MathExprParser.LPAREN)
                self.state = 373
                self.expr()
                self.state = 374
                self.match(MathExprParser.RPAREN)
                pass

            elif la_ == 16:
                localctx = MathExprParser.AbsExpContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 376
                self.match(MathExprParser.PIPE)
                self.state = 377
                self.expr()
                self.state = 378
                self.match(MathExprParser.PIPE)
                pass

            elif la_ == 17:
                localctx = MathExprParser.ListExpContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 380
                self.match(MathExprParser.LBRACKET)
                self.state = 381
                self.expr()
                self.state = 386
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==MathExprParser.COMMA:
                    self.state = 382
                    self.match(MathExprParser.COMMA)
                    self.state = 383
                    self.expr()
                    self.state = 388
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 389
                self.match(MathExprParser.RBRACKET)
                pass

            elif la_ == 18:
                localctx = MathExprParser.DictExpContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 391
                self.match(MathExprParser.LBRACE)
                self.state = 393
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if ((((_la - 228)) & ~0x3f) == 0 and ((1 << (_la - 228)) & ((1 << (MathExprParser.NUMBER - 228)) | (1 << (MathExprParser.STRING - 228)) | (1 << (MathExprParser.VARIABLE - 228)))) != 0):
                    self.state = 392
                    self.dictEntryList()


                self.state = 395
                self.match(MathExprParser.RBRACE)
                pass

            elif la_ == 19:
                localctx = MathExprParser.CallExpContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 396
                self.match(MathExprParser.VARIABLE)
                self.state = 397
                self.match(MathExprParser.LPAREN)
                self.state = 399
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & ((1 << MathExprParser.SIN) | (1 << MathExprParser.COS) | (1 << MathExprParser.TAN) | (1 << MathExprParser.ASIN) | (1 << MathExprParser.ACOS) | (1 << MathExprParser.ATAN) | (1 << MathExprParser.ATAN2) | (1 << MathExprParser.SINH) | (1 << MathExprParser.COSH) | (1 << MathExprParser.TANH) | (1 << MathExprParser.ASINH) | (1 << MathExprParser.ACOSH) | (1 << MathExprParser.ATANH) | (1 << MathExprParser.ABS) | (1 << MathExprParser.SQRT) | (1 << MathExprParser.LN) | (1 << MathExprParser.LOG) | (1 << MathExprParser.EXP) | (1 << MathExprParser.SMIN) | (1 << MathExprParser.SMAX) | (1 << MathExprParser.TMIN) | (1 << MathExprParser.TMAX) | (1 << MathExprParser.TNORM) | (1 << MathExprParser.SNORM) | (1 << MathExprParser.FLOOR) | (1 << MathExprParser.CEIL) | (1 << MathExprParser.ROUND) | (1 << MathExprParser.GAMMA) | (1 << MathExprParser.POWE) | (1 << MathExprParser.SIGM) | (1 << MathExprParser.CLAMP) | (1 << MathExprParser.SFFT) | (1 << MathExprParser.SIFFT) | (1 << MathExprParser.ANGL) | (1 << MathExprParser.PRNT) | (1 << MathExprParser.PRINT_SHAPE) | (1 << MathExprParser.NVL) | (1 << MathExprParser.LERP) | (1 << MathExprParser.STEP) | (1 << MathExprParser.SMOOTHSTEP) | (1 << MathExprParser.FRACT) | (1 << MathExprParser.RELU) | (1 << MathExprParser.SOFTPLUS) | (1 << MathExprParser.GELU) | (1 << MathExprParser.SIGN) | (1 << MathExprParser.MAP) | (1 << MathExprParser.EZCONV) | (1 << MathExprParser.CONV) | (1 << MathExprParser.SWAP) | (1 << MathExprParser.PERM) | (1 << MathExprParser.RESHAPE) | (1 << MathExprParser.RANGE) | (1 << MathExprParser.LINSPACE) | (1 << MathExprParser.LOGSPACE) | (1 << MathExprParser.TOPK) | (1 << MathExprParser.BOTK) | (1 << MathExprParser.PINV) | (1 << MathExprParser.SUM) | (1 << MathExprParser.MEAN) | (1 << MathExprParser.STD) | (1 << MathExprParser.VAR) | (1 << MathExprParser.QUARTILE) | (1 << MathExprParser.PERCENTILE))) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & ((1 << (MathExprParser.QUANTILE - 64)) | (1 << (MathExprParser.DOT - 64)) | (1 << (MathExprParser.MOMENT - 64)) | (1 << (MathExprParser.ERF - 64)) | (1 << (MathExprParser.ERFINV - 64)) | (1 << (MathExprParser.ANY - 64)) | (1 << (MathExprParser.ALL - 64)) | (1 << (MathExprParser.EDGE - 64)) | (1 << (MathExprParser.GAUSSIAN - 64)) | (1 << (MathExprParser.MEDIAN - 64)) | (1 << (MathExprParser.MODE - 64)) | (1 << (MathExprParser.CUMSUM - 64)) | (1 << (MathExprParser.CUMPROD - 64)) | (1 << (MathExprParser.TOPK_IND - 64)) | (1 << (MathExprParser.BOTK_IND - 64)) | (1 << (MathExprParser.CUBIC_EASE - 64)) | (1 << (MathExprParser.ELASTIC_EASE - 64)) | (1 << (MathExprParser.SINE_EASE - 64)) | (1 << (MathExprParser.SMOOTHERSTEP - 64)) | (1 << (MathExprParser.DIST - 64)) | (1 << (MathExprParser.REMAP - 64)) | (1 << (MathExprParser.COSSIM - 64)) | (1 << (MathExprParser.COUNT - 64)) | (1 << (MathExprParser.KEYS - 64)) | (1 << (MathExprParser.REPEAT - 64)) | (1 << (MathExprParser.FLATTEN - 64)) | (1 << (MathExprParser.APPEND - 64)) | (1 << (MathExprParser.GET_VALUE - 64)) | (1 << (MathExprParser.FLOW_APPLY - 64)) | (1 << (MathExprParser.BATCH_SHUFFLE - 64)) | (1 << (MathExprParser.MOTION_MASK - 64)) | (1 << (MathExprParser.FLOW_TO_IMAGE - 64)) | (1 << (MathExprParser.FLOW_MAG - 64)) | (1 << (MathExprParser.FLOW_ANG - 64)) | (1 << (MathExprParser.WHERE - 64)) | (1 << (MathExprParser.HISTOGRAM - 64)) | (1 << (MathExprParser.OVERLAY - 64)) | (1 << (MathExprParser.PAD - 64)) | (1 << (MathExprParser.CROSS - 64)) | (1 << (MathExprParser.MATMUL - 64)) | (1 << (MathExprParser.RIFE - 64)) | (1 << (MathExprParser.BNOT - 64)) | (1 << (MathExprParser.BITCOUNT - 64)) | (1 << (MathExprParser.SHAPE - 64)) | (1 << (MathExprParser.BAND - 64)) | (1 << (MathExprParser.XOR - 64)) | (1 << (MathExprParser.BOR - 64)) | (1 << (MathExprParser.TENSOR - 64)) | (1 << (MathExprParser.ADD_KEY - 64)) | (1 << (MathExprParser.REMOVE_KEY - 64)) | (1 << (MathExprParser.PUSH - 64)) | (1 << (MathExprParser.POP - 64)) | (1 << (MathExprParser.CLEAR - 64)) | (1 << (MathExprParser.HAS - 64)) | (1 << (MathExprParser.GET - 64)) | (1 << (MathExprParser.CONCAT - 64)) | (1 << (MathExprParser.INT - 64)) | (1 << (MathExprParser.FLOAT - 64)) | (1 << (MathExprParser.UPPER - 64)) | (1 << (MathExprParser.LOWER - 64)) | (1 << (MathExprParser.TRIM - 64)) | (1 << (MathExprParser.SPLIT - 64)) | (1 << (MathExprParser.JOIN - 64)) | (1 << (MathExprParser.SUBSTRING - 64)))) != 0) or ((((_la - 128)) & ~0x3f) == 0 and ((1 << (_la - 128)) & ((1 << (MathExprParser.FIND - 128)) | (1 << (MathExprParser.REPLACE - 128)) | (1 << (MathExprParser.DILATE - 128)) | (1 << (MathExprParser.ERODE - 128)) | (1 << (MathExprParser.MORPH_OPEN - 128)) | (1 << (MathExprParser.MORPH_CLOSE - 128)) | (1 << (MathExprParser.RGB_TO_OKLAB - 128)) | (1 << (MathExprParser.RGB_TO_CIELAB - 128)) | (1 << (MathExprParser.OKLAB_TO_RGB - 128)) | (1 << (MathExprParser.CIELAB_TO_RGB - 128)) | (1 << (MathExprParser.RGB_TO_HSV - 128)) | (1 << (MathExprParser.HSV_TO_RGB - 128)) | (1 << (MathExprParser.INT_TO_RGB - 128)) | (1 << (MathExprParser.RGB_TO_INT - 128)) | (1 << (MathExprParser.INTERPOLATE_LINEAR - 128)) | (1 << (MathExprParser.INTERPOLATE_AREA - 128)) | (1 << (MathExprParser.INTERPOLATE_NEAREST - 128)) | (1 << (MathExprParser.TEXT_IMAGE - 128)) | (1 << (MathExprParser.AS_NESTED - 128)) | (1 << (MathExprParser.SVD - 128)) | (1 << (MathExprParser.DIAG - 128)) | (1 << (MathExprParser.BREAK - 128)) | (1 << (MathExprParser.CONTINUE - 128)) | (1 << (MathExprParser.TIMESTAMP - 128)) | (1 << (MathExprParser.SORT - 128)) | (1 << (MathExprParser.ARGSORT - 128)) | (1 << (MathExprParser.ARGMIN - 128)) | (1 << (MathExprParser.ARGMAX - 128)) | (1 << (MathExprParser.SOFTMAX - 128)) | (1 << (MathExprParser.SOFTMIN - 128)) | (1 << (MathExprParser.UNIQUE - 128)) | (1 << (MathExprParser.FLIP - 128)) | (1 << (MathExprParser.STARTSWITH - 128)) | (1 << (MathExprParser.ENDSWITH - 128)) | (1 << (MathExprParser.SQUEEZE - 128)) | (1 << (MathExprParser.UNSQUEEZE - 128)) | (1 << (MathExprParser.ROLL - 128)) | (1 << (MathExprParser.COV - 128)) | (1 << (MathExprParser.CORR - 128)) | (1 << (MathExprParser.ENTROPY - 128)) | (1 << (MathExprParser.CROP - 128)) | (1 << (MathExprParser.NONE - 128)) | (1 << (MathExprParser.COORDS - 128)) | (1 << (MathExprParser.NOISE - 128)) | (1 << (MathExprParser.RAND - 128)) | (1 << (MathExprParser.CAUCHY - 128)) | (1 << (MathExprParser.EXPONENTIAL - 128)) | (1 << (MathExprParser.LOGNORMAL - 128)) | (1 << (MathExprParser.BERNOULLI - 128)) | (1 << (MathExprParser.POISSON - 128)) | (1 << (MathExprParser.GAMMADIST - 128)) | (1 << (MathExprParser.BETADIST - 128)) | (1 << (MathExprParser.LAPLACEDIST - 128)) | (1 << (MathExprParser.GUMBELDIST - 128)) | (1 << (MathExprParser.WEIBULLDIST - 128)) | (1 << (MathExprParser.CHI2DIST - 128)) | (1 << (MathExprParser.STUDENTTDIST - 128)) | (1 << (MathExprParser.PERLIN - 128)))) != 0) or ((((_la - 192)) & ~0x3f) == 0 and ((1 << (_la - 192)) & ((1 << (MathExprParser.CELLULAR - 192)) | (1 << (MathExprParser.PLASMA - 192)) | (1 << (MathExprParser.RIDGED - 192)) | (1 << (MathExprParser.DOMAIN_WARP - 192)) | (1 << (MathExprParser.PLUS - 192)) | (1 << (MathExprParser.MINUS - 192)) | (1 << (MathExprParser.PIPE - 192)) | (1 << (MathExprParser.LPAREN - 192)) | (1 << (MathExprParser.LBRACKET - 192)) | (1 << (MathExprParser.LBRACE - 192)) | (1 << (MathExprParser.NUMBER - 192)) | (1 << (MathExprParser.CONSTANT - 192)) | (1 << (MathExprParser.STRING - 192)) | (1 << (MathExprParser.VARIABLE - 192)))) != 0):
                    self.state = 398
                    self.exprList()


                self.state = 401
                self.match(MathExprParser.RPAREN)
                pass

            elif la_ == 20:
                localctx = MathExprParser.NoneExpContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 402
                self.match(MathExprParser.NONE)
                pass

            elif la_ == 21:
                localctx = MathExprParser.BreakExpContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 403
                self.match(MathExprParser.BREAK)
                pass

            elif la_ == 22:
                localctx = MathExprParser.ContinueExpContext(self, localctx)
                self.enterOuterAlt(localctx, 22)
                self.state = 404
                self.match(MathExprParser.CONTINUE)
                pass


        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class ExprListContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser

        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)


        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def getRuleIndex(self):
            return MathExprParser.RULE_exprList

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExprList" ):
                listener.enterExprList(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExprList" ):
                listener.exitExprList(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExprList" ):
                return visitor.visitExprList(self)
            else:
                return visitor.visitChildren(self)




    def exprList(self):

        localctx = MathExprParser.ExprListContext(self, self._ctx, self.state)
        self.enterRule(localctx, 50, self.RULE_exprList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 407
            self.expr()
            self.state = 412
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==MathExprParser.COMMA:
                self.state = 408
                self.match(MathExprParser.COMMA)
                self.state = 409
                self.expr()
                self.state = 414
                self._errHandler.sync(self)
                _la = self._input.LA(1)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Func0Context(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_func0

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class TimestampFuncContext(Func0Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func0Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TIMESTAMP(self):
            return self.getToken(MathExprParser.TIMESTAMP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTimestampFunc" ):
                listener.enterTimestampFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTimestampFunc" ):
                listener.exitTimestampFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTimestampFunc" ):
                return visitor.visitTimestampFunc(self)
            else:
                return visitor.visitChildren(self)



    def func0(self):

        localctx = MathExprParser.Func0Context(self, self._ctx, self.state)
        self.enterRule(localctx, 52, self.RULE_func0)
        try:
            localctx = MathExprParser.TimestampFuncContext(self, localctx)
            self.enterOuterAlt(localctx, 1)
            self.state = 415
            self.match(MathExprParser.TIMESTAMP)
            self.state = 416
            self.match(MathExprParser.LPAREN)
            self.state = 417
            self.match(MathExprParser.RPAREN)
        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Func1Context(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_func1

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class SoftplusFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SOFTPLUS(self):
            return self.getToken(MathExprParser.SOFTPLUS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSoftplusFunc" ):
                listener.enterSoftplusFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSoftplusFunc" ):
                listener.exitSoftplusFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSoftplusFunc" ):
                return visitor.visitSoftplusFunc(self)
            else:
                return visitor.visitChildren(self)


    class SoftminFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SOFTMIN(self):
            return self.getToken(MathExprParser.SOFTMIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSoftminFunc" ):
                listener.enterSoftminFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSoftminFunc" ):
                listener.exitSoftminFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSoftminFunc" ):
                return visitor.visitSoftminFunc(self)
            else:
                return visitor.visitChildren(self)


    class AcoshFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ACOSH(self):
            return self.getToken(MathExprParser.ACOSH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAcoshFunc" ):
                listener.enterAcoshFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAcoshFunc" ):
                listener.exitAcoshFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAcoshFunc" ):
                return visitor.visitAcoshFunc(self)
            else:
                return visitor.visitChildren(self)


    class SvdFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SVD(self):
            return self.getToken(MathExprParser.SVD, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSvdFunc" ):
                listener.enterSvdFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSvdFunc" ):
                listener.exitSvdFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSvdFunc" ):
                return visitor.visitSvdFunc(self)
            else:
                return visitor.visitChildren(self)


    class SqrtFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SQRT(self):
            return self.getToken(MathExprParser.SQRT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSqrtFunc" ):
                listener.enterSqrtFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSqrtFunc" ):
                listener.exitSqrtFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSqrtFunc" ):
                return visitor.visitSqrtFunc(self)
            else:
                return visitor.visitChildren(self)


    class FloorFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLOOR(self):
            return self.getToken(MathExprParser.FLOOR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFloorFunc" ):
                listener.enterFloorFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFloorFunc" ):
                listener.exitFloorFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFloorFunc" ):
                return visitor.visitFloorFunc(self)
            else:
                return visitor.visitChildren(self)


    class MeanFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MEAN(self):
            return self.getToken(MathExprParser.MEAN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMeanFunc" ):
                listener.enterMeanFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMeanFunc" ):
                listener.exitMeanFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMeanFunc" ):
                return visitor.visitMeanFunc(self)
            else:
                return visitor.visitChildren(self)


    class CeilFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CEIL(self):
            return self.getToken(MathExprParser.CEIL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCeilFunc" ):
                listener.enterCeilFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCeilFunc" ):
                listener.exitCeilFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCeilFunc" ):
                return visitor.visitCeilFunc(self)
            else:
                return visitor.visitChildren(self)


    class MotionMaskFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MOTION_MASK(self):
            return self.getToken(MathExprParser.MOTION_MASK, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMotionMaskFunc" ):
                listener.enterMotionMaskFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMotionMaskFunc" ):
                listener.exitMotionMaskFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMotionMaskFunc" ):
                return visitor.visitMotionMaskFunc(self)
            else:
                return visitor.visitChildren(self)


    class EntropyFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ENTROPY(self):
            return self.getToken(MathExprParser.ENTROPY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEntropyFunc" ):
                listener.enterEntropyFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEntropyFunc" ):
                listener.exitEntropyFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEntropyFunc" ):
                return visitor.visitEntropyFunc(self)
            else:
                return visitor.visitChildren(self)


    class AbsFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ABS(self):
            return self.getToken(MathExprParser.ABS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAbsFunc" ):
                listener.enterAbsFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAbsFunc" ):
                listener.exitAbsFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAbsFunc" ):
                return visitor.visitAbsFunc(self)
            else:
                return visitor.visitChildren(self)


    class AtanFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ATAN(self):
            return self.getToken(MathExprParser.ATAN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAtanFunc" ):
                listener.enterAtanFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAtanFunc" ):
                listener.exitAtanFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAtanFunc" ):
                return visitor.visitAtanFunc(self)
            else:
                return visitor.visitChildren(self)


    class TrimFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TRIM(self):
            return self.getToken(MathExprParser.TRIM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTrimFunc" ):
                listener.enterTrimFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTrimFunc" ):
                listener.exitTrimFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTrimFunc" ):
                return visitor.visitTrimFunc(self)
            else:
                return visitor.visitChildren(self)


    class SinhFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SINH(self):
            return self.getToken(MathExprParser.SINH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSinhFunc" ):
                listener.enterSinhFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSinhFunc" ):
                listener.exitSinhFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSinhFunc" ):
                return visitor.visitSinhFunc(self)
            else:
                return visitor.visitChildren(self)


    class SigmoidFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SIGM(self):
            return self.getToken(MathExprParser.SIGM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSigmoidFunc" ):
                listener.enterSigmoidFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSigmoidFunc" ):
                listener.exitSigmoidFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSigmoidFunc" ):
                return visitor.visitSigmoidFunc(self)
            else:
                return visitor.visitChildren(self)


    class BitNotFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BNOT(self):
            return self.getToken(MathExprParser.BNOT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBitNotFunc" ):
                listener.enterBitNotFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBitNotFunc" ):
                listener.exitBitNotFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBitNotFunc" ):
                return visitor.visitBitNotFunc(self)
            else:
                return visitor.visitChildren(self)


    class LogFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def LOG(self):
            return self.getToken(MathExprParser.LOG, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLogFunc" ):
                listener.enterLogFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLogFunc" ):
                listener.exitLogFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLogFunc" ):
                return visitor.visitLogFunc(self)
            else:
                return visitor.visitChildren(self)


    class TNormFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TNORM(self):
            return self.getToken(MathExprParser.TNORM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTNormFunc" ):
                listener.enterTNormFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTNormFunc" ):
                listener.exitTNormFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTNormFunc" ):
                return visitor.visitTNormFunc(self)
            else:
                return visitor.visitChildren(self)


    class SinFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SIN(self):
            return self.getToken(MathExprParser.SIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSinFunc" ):
                listener.enterSinFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSinFunc" ):
                listener.exitSinFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSinFunc" ):
                return visitor.visitSinFunc(self)
            else:
                return visitor.visitChildren(self)


    class FlattenFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLATTEN(self):
            return self.getToken(MathExprParser.FLATTEN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFlattenFunc" ):
                listener.enterFlattenFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFlattenFunc" ):
                listener.exitFlattenFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlattenFunc" ):
                return visitor.visitFlattenFunc(self)
            else:
                return visitor.visitChildren(self)


    class AcosFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ACOS(self):
            return self.getToken(MathExprParser.ACOS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAcosFunc" ):
                listener.enterAcosFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAcosFunc" ):
                listener.exitAcosFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAcosFunc" ):
                return visitor.visitAcosFunc(self)
            else:
                return visitor.visitChildren(self)


    class CoshFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def COSH(self):
            return self.getToken(MathExprParser.COSH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCoshFunc" ):
                listener.enterCoshFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCoshFunc" ):
                listener.exitCoshFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCoshFunc" ):
                return visitor.visitCoshFunc(self)
            else:
                return visitor.visitChildren(self)


    class AnglFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ANGL(self):
            return self.getToken(MathExprParser.ANGL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAnglFunc" ):
                listener.enterAnglFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAnglFunc" ):
                listener.exitAnglFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAnglFunc" ):
                return visitor.visitAnglFunc(self)
            else:
                return visitor.visitChildren(self)


    class CumsumFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CUMSUM(self):
            return self.getToken(MathExprParser.CUMSUM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCumsumFunc" ):
                listener.enterCumsumFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCumsumFunc" ):
                listener.exitCumsumFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCumsumFunc" ):
                return visitor.visitCumsumFunc(self)
            else:
                return visitor.visitChildren(self)


    class GetFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def GET(self):
            return self.getToken(MathExprParser.GET, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGetFunc" ):
                listener.enterGetFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGetFunc" ):
                listener.exitGetFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGetFunc" ):
                return visitor.visitGetFunc(self)
            else:
                return visitor.visitChildren(self)


    class SignFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SIGN(self):
            return self.getToken(MathExprParser.SIGN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSignFunc" ):
                listener.enterSignFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSignFunc" ):
                listener.exitSignFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSignFunc" ):
                return visitor.visitSignFunc(self)
            else:
                return visitor.visitChildren(self)


    class TanFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TAN(self):
            return self.getToken(MathExprParser.TAN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTanFunc" ):
                listener.enterTanFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTanFunc" ):
                listener.exitTanFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTanFunc" ):
                return visitor.visitTanFunc(self)
            else:
                return visitor.visitChildren(self)


    class PinvFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PINV(self):
            return self.getToken(MathExprParser.PINV, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPinvFunc" ):
                listener.enterPinvFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPinvFunc" ):
                listener.exitPinvFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPinvFunc" ):
                return visitor.visitPinvFunc(self)
            else:
                return visitor.visitChildren(self)


    class FractFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FRACT(self):
            return self.getToken(MathExprParser.FRACT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFractFunc" ):
                listener.enterFractFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFractFunc" ):
                listener.exitFractFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFractFunc" ):
                return visitor.visitFractFunc(self)
            else:
                return visitor.visitChildren(self)


    class GammaFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def GAMMA(self):
            return self.getToken(MathExprParser.GAMMA, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGammaFunc" ):
                listener.enterGammaFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGammaFunc" ):
                listener.exitGammaFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGammaFunc" ):
                return visitor.visitGammaFunc(self)
            else:
                return visitor.visitChildren(self)


    class SoftmaxFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SOFTMAX(self):
            return self.getToken(MathExprParser.SOFTMAX, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSoftmaxFunc" ):
                listener.enterSoftmaxFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSoftmaxFunc" ):
                listener.exitSoftmaxFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSoftmaxFunc" ):
                return visitor.visitSoftmaxFunc(self)
            else:
                return visitor.visitChildren(self)


    class SfftFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SFFT(self):
            return self.getToken(MathExprParser.SFFT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSfftFunc" ):
                listener.enterSfftFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSfftFunc" ):
                listener.exitSfftFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSfftFunc" ):
                return visitor.visitSfftFunc(self)
            else:
                return visitor.visitChildren(self)


    class VarFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def VAR(self):
            return self.getToken(MathExprParser.VAR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterVarFunc" ):
                listener.enterVarFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitVarFunc" ):
                listener.exitVarFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitVarFunc" ):
                return visitor.visitVarFunc(self)
            else:
                return visitor.visitChildren(self)


    class AsinFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ASIN(self):
            return self.getToken(MathExprParser.ASIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAsinFunc" ):
                listener.enterAsinFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAsinFunc" ):
                listener.exitAsinFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAsinFunc" ):
                return visitor.visitAsinFunc(self)
            else:
                return visitor.visitChildren(self)


    class CountFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def COUNT(self):
            return self.getToken(MathExprParser.COUNT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCountFunc" ):
                listener.enterCountFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCountFunc" ):
                listener.exitCountFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCountFunc" ):
                return visitor.visitCountFunc(self)
            else:
                return visitor.visitChildren(self)


    class AsinhFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ASINH(self):
            return self.getToken(MathExprParser.ASINH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAsinhFunc" ):
                listener.enterAsinhFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAsinhFunc" ):
                listener.exitAsinhFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAsinhFunc" ):
                return visitor.visitAsinhFunc(self)
            else:
                return visitor.visitChildren(self)


    class FloatFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLOAT(self):
            return self.getToken(MathExprParser.FLOAT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFloatFunc" ):
                listener.enterFloatFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFloatFunc" ):
                listener.exitFloatFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFloatFunc" ):
                return visitor.visitFloatFunc(self)
            else:
                return visitor.visitChildren(self)


    class AllFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ALL(self):
            return self.getToken(MathExprParser.ALL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAllFunc" ):
                listener.enterAllFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAllFunc" ):
                listener.exitAllFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAllFunc" ):
                return visitor.visitAllFunc(self)
            else:
                return visitor.visitChildren(self)


    class AtanhFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ATANH(self):
            return self.getToken(MathExprParser.ATANH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAtanhFunc" ):
                listener.enterAtanhFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAtanhFunc" ):
                listener.exitAtanhFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAtanhFunc" ):
                return visitor.visitAtanhFunc(self)
            else:
                return visitor.visitChildren(self)


    class ClearFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CLEAR(self):
            return self.getToken(MathExprParser.CLEAR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterClearFunc" ):
                listener.enterClearFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitClearFunc" ):
                listener.exitClearFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitClearFunc" ):
                return visitor.visitClearFunc(self)
            else:
                return visitor.visitChildren(self)


    class ErfinvFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ERFINV(self):
            return self.getToken(MathExprParser.ERFINV, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterErfinvFunc" ):
                listener.enterErfinvFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitErfinvFunc" ):
                listener.exitErfinvFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitErfinvFunc" ):
                return visitor.visitErfinvFunc(self)
            else:
                return visitor.visitChildren(self)


    class FlowToImageFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLOW_TO_IMAGE(self):
            return self.getToken(MathExprParser.FLOW_TO_IMAGE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFlowToImageFunc" ):
                listener.enterFlowToImageFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFlowToImageFunc" ):
                listener.exitFlowToImageFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlowToImageFunc" ):
                return visitor.visitFlowToImageFunc(self)
            else:
                return visitor.visitChildren(self)


    class PopFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def POP(self):
            return self.getToken(MathExprParser.POP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPopFunc" ):
                listener.enterPopFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPopFunc" ):
                listener.exitPopFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPopFunc" ):
                return visitor.visitPopFunc(self)
            else:
                return visitor.visitChildren(self)


    class MedianFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MEDIAN(self):
            return self.getToken(MathExprParser.MEDIAN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMedianFunc" ):
                listener.enterMedianFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMedianFunc" ):
                listener.exitMedianFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMedianFunc" ):
                return visitor.visitMedianFunc(self)
            else:
                return visitor.visitChildren(self)


    class PrintShapeFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PRINT_SHAPE(self):
            return self.getToken(MathExprParser.PRINT_SHAPE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPrintShapeFunc" ):
                listener.enterPrintShapeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPrintShapeFunc" ):
                listener.exitPrintShapeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPrintShapeFunc" ):
                return visitor.visitPrintShapeFunc(self)
            else:
                return visitor.visitChildren(self)


    class SortFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SORT(self):
            return self.getToken(MathExprParser.SORT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSortFunc" ):
                listener.enterSortFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSortFunc" ):
                listener.exitSortFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSortFunc" ):
                return visitor.visitSortFunc(self)
            else:
                return visitor.visitChildren(self)


    class MorphOpenFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MORPH_OPEN(self):
            return self.getToken(MathExprParser.MORPH_OPEN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMorphOpenFunc" ):
                listener.enterMorphOpenFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMorphOpenFunc" ):
                listener.exitMorphOpenFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMorphOpenFunc" ):
                return visitor.visitMorphOpenFunc(self)
            else:
                return visitor.visitChildren(self)


    class FlowAngFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLOW_ANG(self):
            return self.getToken(MathExprParser.FLOW_ANG, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFlowAngFunc" ):
                listener.enterFlowAngFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFlowAngFunc" ):
                listener.exitFlowAngFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlowAngFunc" ):
                return visitor.visitFlowAngFunc(self)
            else:
                return visitor.visitChildren(self)


    class TanhFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TANH(self):
            return self.getToken(MathExprParser.TANH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTanhFunc" ):
                listener.enterTanhFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTanhFunc" ):
                listener.exitTanhFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTanhFunc" ):
                return visitor.visitTanhFunc(self)
            else:
                return visitor.visitChildren(self)


    class AnyFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ANY(self):
            return self.getToken(MathExprParser.ANY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAnyFunc" ):
                listener.enterAnyFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAnyFunc" ):
                listener.exitAnyFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAnyFunc" ):
                return visitor.visitAnyFunc(self)
            else:
                return visitor.visitChildren(self)


    class ModeFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MODE(self):
            return self.getToken(MathExprParser.MODE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterModeFunc" ):
                listener.enterModeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitModeFunc" ):
                listener.exitModeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitModeFunc" ):
                return visitor.visitModeFunc(self)
            else:
                return visitor.visitChildren(self)


    class KeysFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def KEYS(self):
            return self.getToken(MathExprParser.KEYS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterKeysFunc" ):
                listener.enterKeysFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitKeysFunc" ):
                listener.exitKeysFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitKeysFunc" ):
                return visitor.visitKeysFunc(self)
            else:
                return visitor.visitChildren(self)


    class ErodeFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ERODE(self):
            return self.getToken(MathExprParser.ERODE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterErodeFunc" ):
                listener.enterErodeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitErodeFunc" ):
                listener.exitErodeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitErodeFunc" ):
                return visitor.visitErodeFunc(self)
            else:
                return visitor.visitChildren(self)


    class ErfFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ERF(self):
            return self.getToken(MathExprParser.ERF, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterErfFunc" ):
                listener.enterErfFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitErfFunc" ):
                listener.exitErfFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitErfFunc" ):
                return visitor.visitErfFunc(self)
            else:
                return visitor.visitChildren(self)


    class UniqueFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def UNIQUE(self):
            return self.getToken(MathExprParser.UNIQUE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterUniqueFunc" ):
                listener.enterUniqueFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitUniqueFunc" ):
                listener.exitUniqueFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitUniqueFunc" ):
                return visitor.visitUniqueFunc(self)
            else:
                return visitor.visitChildren(self)


    class RoundFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ROUND(self):
            return self.getToken(MathExprParser.ROUND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRoundFunc" ):
                listener.enterRoundFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRoundFunc" ):
                listener.exitRoundFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRoundFunc" ):
                return visitor.visitRoundFunc(self)
            else:
                return visitor.visitChildren(self)


    class GeluFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def GELU(self):
            return self.getToken(MathExprParser.GELU, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGeluFunc" ):
                listener.enterGeluFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGeluFunc" ):
                listener.exitGeluFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGeluFunc" ):
                return visitor.visitGeluFunc(self)
            else:
                return visitor.visitChildren(self)


    class PrintFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PRNT(self):
            return self.getToken(MathExprParser.PRNT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPrintFunc" ):
                listener.enterPrintFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPrintFunc" ):
                listener.exitPrintFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPrintFunc" ):
                return visitor.visitPrintFunc(self)
            else:
                return visitor.visitChildren(self)


    class ArgmaxFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ARGMAX(self):
            return self.getToken(MathExprParser.ARGMAX, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterArgmaxFunc" ):
                listener.enterArgmaxFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitArgmaxFunc" ):
                listener.exitArgmaxFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitArgmaxFunc" ):
                return visitor.visitArgmaxFunc(self)
            else:
                return visitor.visitChildren(self)


    class UpperFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def UPPER(self):
            return self.getToken(MathExprParser.UPPER, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterUpperFunc" ):
                listener.enterUpperFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitUpperFunc" ):
                listener.exitUpperFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitUpperFunc" ):
                return visitor.visitUpperFunc(self)
            else:
                return visitor.visitChildren(self)


    class ReluFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RELU(self):
            return self.getToken(MathExprParser.RELU, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReluFunc" ):
                listener.enterReluFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReluFunc" ):
                listener.exitReluFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReluFunc" ):
                return visitor.visitReluFunc(self)
            else:
                return visitor.visitChildren(self)


    class ShapeFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SHAPE(self):
            return self.getToken(MathExprParser.SHAPE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterShapeFunc" ):
                listener.enterShapeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitShapeFunc" ):
                listener.exitShapeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitShapeFunc" ):
                return visitor.visitShapeFunc(self)
            else:
                return visitor.visitChildren(self)


    class IntFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def INT(self):
            return self.getToken(MathExprParser.INT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterIntFunc" ):
                listener.enterIntFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitIntFunc" ):
                listener.exitIntFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitIntFunc" ):
                return visitor.visitIntFunc(self)
            else:
                return visitor.visitChildren(self)


    class EdgeFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def EDGE(self):
            return self.getToken(MathExprParser.EDGE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEdgeFunc" ):
                listener.enterEdgeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEdgeFunc" ):
                listener.exitEdgeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEdgeFunc" ):
                return visitor.visitEdgeFunc(self)
            else:
                return visitor.visitChildren(self)


    class LnFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def LN(self):
            return self.getToken(MathExprParser.LN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLnFunc" ):
                listener.enterLnFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLnFunc" ):
                listener.exitLnFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLnFunc" ):
                return visitor.visitLnFunc(self)
            else:
                return visitor.visitChildren(self)


    class BitCountFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BITCOUNT(self):
            return self.getToken(MathExprParser.BITCOUNT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBitCountFunc" ):
                listener.enterBitCountFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBitCountFunc" ):
                listener.exitBitCountFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBitCountFunc" ):
                return visitor.visitBitCountFunc(self)
            else:
                return visitor.visitChildren(self)


    class ArgminFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ARGMIN(self):
            return self.getToken(MathExprParser.ARGMIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterArgminFunc" ):
                listener.enterArgminFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitArgminFunc" ):
                listener.exitArgminFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitArgminFunc" ):
                return visitor.visitArgminFunc(self)
            else:
                return visitor.visitChildren(self)


    class StdFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def STD(self):
            return self.getToken(MathExprParser.STD, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStdFunc" ):
                listener.enterStdFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStdFunc" ):
                listener.exitStdFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStdFunc" ):
                return visitor.visitStdFunc(self)
            else:
                return visitor.visitChildren(self)


    class DilateFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def DILATE(self):
            return self.getToken(MathExprParser.DILATE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDilateFunc" ):
                listener.enterDilateFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDilateFunc" ):
                listener.exitDilateFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDilateFunc" ):
                return visitor.visitDilateFunc(self)
            else:
                return visitor.visitChildren(self)


    class AsNestedFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def AS_NESTED(self):
            return self.getToken(MathExprParser.AS_NESTED, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAsNestedFunc" ):
                listener.enterAsNestedFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAsNestedFunc" ):
                listener.exitAsNestedFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAsNestedFunc" ):
                return visitor.visitAsNestedFunc(self)
            else:
                return visitor.visitChildren(self)


    class SumFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SUM(self):
            return self.getToken(MathExprParser.SUM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSumFunc" ):
                listener.enterSumFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSumFunc" ):
                listener.exitSumFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSumFunc" ):
                return visitor.visitSumFunc(self)
            else:
                return visitor.visitChildren(self)


    class HasFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def HAS(self):
            return self.getToken(MathExprParser.HAS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterHasFunc" ):
                listener.enterHasFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitHasFunc" ):
                listener.exitHasFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitHasFunc" ):
                return visitor.visitHasFunc(self)
            else:
                return visitor.visitChildren(self)


    class FlowMagFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLOW_MAG(self):
            return self.getToken(MathExprParser.FLOW_MAG, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFlowMagFunc" ):
                listener.enterFlowMagFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFlowMagFunc" ):
                listener.exitFlowMagFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlowMagFunc" ):
                return visitor.visitFlowMagFunc(self)
            else:
                return visitor.visitChildren(self)


    class CosFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def COS(self):
            return self.getToken(MathExprParser.COS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCosFunc" ):
                listener.enterCosFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCosFunc" ):
                listener.exitCosFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCosFunc" ):
                return visitor.visitCosFunc(self)
            else:
                return visitor.visitChildren(self)


    class ArgsortFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ARGSORT(self):
            return self.getToken(MathExprParser.ARGSORT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterArgsortFunc" ):
                listener.enterArgsortFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitArgsortFunc" ):
                listener.exitArgsortFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitArgsortFunc" ):
                return visitor.visitArgsortFunc(self)
            else:
                return visitor.visitChildren(self)


    class CumprodFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CUMPROD(self):
            return self.getToken(MathExprParser.CUMPROD, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCumprodFunc" ):
                listener.enterCumprodFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCumprodFunc" ):
                listener.exitCumprodFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCumprodFunc" ):
                return visitor.visitCumprodFunc(self)
            else:
                return visitor.visitChildren(self)


    class RepeatFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def REPEAT(self):
            return self.getToken(MathExprParser.REPEAT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRepeatFunc" ):
                listener.enterRepeatFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRepeatFunc" ):
                listener.exitRepeatFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRepeatFunc" ):
                return visitor.visitRepeatFunc(self)
            else:
                return visitor.visitChildren(self)


    class MorphCloseFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MORPH_CLOSE(self):
            return self.getToken(MathExprParser.MORPH_CLOSE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMorphCloseFunc" ):
                listener.enterMorphCloseFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMorphCloseFunc" ):
                listener.exitMorphCloseFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMorphCloseFunc" ):
                return visitor.visitMorphCloseFunc(self)
            else:
                return visitor.visitChildren(self)


    class ExpFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def EXP(self):
            return self.getToken(MathExprParser.EXP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExpFunc" ):
                listener.enterExpFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExpFunc" ):
                listener.exitExpFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExpFunc" ):
                return visitor.visitExpFunc(self)
            else:
                return visitor.visitChildren(self)


    class LowerFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def LOWER(self):
            return self.getToken(MathExprParser.LOWER, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLowerFunc" ):
                listener.enterLowerFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLowerFunc" ):
                listener.exitLowerFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLowerFunc" ):
                return visitor.visitLowerFunc(self)
            else:
                return visitor.visitChildren(self)



    def func1(self):

        localctx = MathExprParser.Func1Context(self, self._ctx, self.state)
        self.enterRule(localctx, 54, self.RULE_func1)
        self._la = 0 # Token type
        try:
            self.state = 889
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.SIN]:
                localctx = MathExprParser.SinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 419
                self.match(MathExprParser.SIN)
                self.state = 420
                self.match(MathExprParser.LPAREN)
                self.state = 421
                self.expr()
                self.state = 422
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.COS]:
                localctx = MathExprParser.CosFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 424
                self.match(MathExprParser.COS)
                self.state = 425
                self.match(MathExprParser.LPAREN)
                self.state = 426
                self.expr()
                self.state = 427
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TAN]:
                localctx = MathExprParser.TanFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 429
                self.match(MathExprParser.TAN)
                self.state = 430
                self.match(MathExprParser.LPAREN)
                self.state = 431
                self.expr()
                self.state = 432
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ASIN]:
                localctx = MathExprParser.AsinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 434
                self.match(MathExprParser.ASIN)
                self.state = 435
                self.match(MathExprParser.LPAREN)
                self.state = 436
                self.expr()
                self.state = 437
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ACOS]:
                localctx = MathExprParser.AcosFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 439
                self.match(MathExprParser.ACOS)
                self.state = 440
                self.match(MathExprParser.LPAREN)
                self.state = 441
                self.expr()
                self.state = 442
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ATAN]:
                localctx = MathExprParser.AtanFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 444
                self.match(MathExprParser.ATAN)
                self.state = 445
                self.match(MathExprParser.LPAREN)
                self.state = 446
                self.expr()
                self.state = 447
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SINH]:
                localctx = MathExprParser.SinhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 449
                self.match(MathExprParser.SINH)
                self.state = 450
                self.match(MathExprParser.LPAREN)
                self.state = 451
                self.expr()
                self.state = 452
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.COSH]:
                localctx = MathExprParser.CoshFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 454
                self.match(MathExprParser.COSH)
                self.state = 455
                self.match(MathExprParser.LPAREN)
                self.state = 456
                self.expr()
                self.state = 457
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TANH]:
                localctx = MathExprParser.TanhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 459
                self.match(MathExprParser.TANH)
                self.state = 460
                self.match(MathExprParser.LPAREN)
                self.state = 461
                self.expr()
                self.state = 462
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ASINH]:
                localctx = MathExprParser.AsinhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 464
                self.match(MathExprParser.ASINH)
                self.state = 465
                self.match(MathExprParser.LPAREN)
                self.state = 466
                self.expr()
                self.state = 467
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ACOSH]:
                localctx = MathExprParser.AcoshFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 469
                self.match(MathExprParser.ACOSH)
                self.state = 470
                self.match(MathExprParser.LPAREN)
                self.state = 471
                self.expr()
                self.state = 472
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ATANH]:
                localctx = MathExprParser.AtanhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 474
                self.match(MathExprParser.ATANH)
                self.state = 475
                self.match(MathExprParser.LPAREN)
                self.state = 476
                self.expr()
                self.state = 477
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ABS]:
                localctx = MathExprParser.AbsFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 479
                self.match(MathExprParser.ABS)
                self.state = 480
                self.match(MathExprParser.LPAREN)
                self.state = 481
                self.expr()
                self.state = 482
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SQRT]:
                localctx = MathExprParser.SqrtFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 484
                self.match(MathExprParser.SQRT)
                self.state = 485
                self.match(MathExprParser.LPAREN)
                self.state = 486
                self.expr()
                self.state = 487
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LN]:
                localctx = MathExprParser.LnFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 489
                self.match(MathExprParser.LN)
                self.state = 490
                self.match(MathExprParser.LPAREN)
                self.state = 491
                self.expr()
                self.state = 492
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LOG]:
                localctx = MathExprParser.LogFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 494
                self.match(MathExprParser.LOG)
                self.state = 495
                self.match(MathExprParser.LPAREN)
                self.state = 496
                self.expr()
                self.state = 497
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.EXP]:
                localctx = MathExprParser.ExpFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 499
                self.match(MathExprParser.EXP)
                self.state = 500
                self.match(MathExprParser.LPAREN)
                self.state = 501
                self.expr()
                self.state = 502
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TNORM]:
                localctx = MathExprParser.TNormFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 504
                self.match(MathExprParser.TNORM)
                self.state = 505
                self.match(MathExprParser.LPAREN)
                self.state = 506
                self.expr()
                self.state = 507
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLOOR]:
                localctx = MathExprParser.FloorFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 509
                self.match(MathExprParser.FLOOR)
                self.state = 510
                self.match(MathExprParser.LPAREN)
                self.state = 511
                self.expr()
                self.state = 512
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CEIL]:
                localctx = MathExprParser.CeilFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 514
                self.match(MathExprParser.CEIL)
                self.state = 515
                self.match(MathExprParser.LPAREN)
                self.state = 516
                self.expr()
                self.state = 517
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ROUND]:
                localctx = MathExprParser.RoundFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 519
                self.match(MathExprParser.ROUND)
                self.state = 520
                self.match(MathExprParser.LPAREN)
                self.state = 521
                self.expr()
                self.state = 522
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GAMMA]:
                localctx = MathExprParser.GammaFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 22)
                self.state = 524
                self.match(MathExprParser.GAMMA)
                self.state = 525
                self.match(MathExprParser.LPAREN)
                self.state = 526
                self.expr()
                self.state = 527
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SIGM]:
                localctx = MathExprParser.SigmoidFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 23)
                self.state = 529
                self.match(MathExprParser.SIGM)
                self.state = 530
                self.match(MathExprParser.LPAREN)
                self.state = 531
                self.expr()
                self.state = 532
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ANGL]:
                localctx = MathExprParser.AnglFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 24)
                self.state = 534
                self.match(MathExprParser.ANGL)
                self.state = 535
                self.match(MathExprParser.LPAREN)
                self.state = 536
                self.expr()
                self.state = 537
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PRNT]:
                localctx = MathExprParser.PrintFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 25)
                self.state = 539
                self.match(MathExprParser.PRNT)
                self.state = 540
                self.match(MathExprParser.LPAREN)
                self.state = 541
                self.expr()
                self.state = 542
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FRACT]:
                localctx = MathExprParser.FractFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 26)
                self.state = 544
                self.match(MathExprParser.FRACT)
                self.state = 545
                self.match(MathExprParser.LPAREN)
                self.state = 546
                self.expr()
                self.state = 547
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RELU]:
                localctx = MathExprParser.ReluFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 27)
                self.state = 549
                self.match(MathExprParser.RELU)
                self.state = 550
                self.match(MathExprParser.LPAREN)
                self.state = 551
                self.expr()
                self.state = 552
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SOFTPLUS]:
                localctx = MathExprParser.SoftplusFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 28)
                self.state = 554
                self.match(MathExprParser.SOFTPLUS)
                self.state = 555
                self.match(MathExprParser.LPAREN)
                self.state = 556
                self.expr()
                self.state = 557
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GELU]:
                localctx = MathExprParser.GeluFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 29)
                self.state = 559
                self.match(MathExprParser.GELU)
                self.state = 560
                self.match(MathExprParser.LPAREN)
                self.state = 561
                self.expr()
                self.state = 562
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SIGN]:
                localctx = MathExprParser.SignFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 30)
                self.state = 564
                self.match(MathExprParser.SIGN)
                self.state = 565
                self.match(MathExprParser.LPAREN)
                self.state = 566
                self.expr()
                self.state = 567
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PRINT_SHAPE]:
                localctx = MathExprParser.PrintShapeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 31)
                self.state = 569
                self.match(MathExprParser.PRINT_SHAPE)
                self.state = 570
                self.match(MathExprParser.LPAREN)
                self.state = 571
                self.expr()
                self.state = 572
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PINV]:
                localctx = MathExprParser.PinvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 32)
                self.state = 574
                self.match(MathExprParser.PINV)
                self.state = 575
                self.match(MathExprParser.LPAREN)
                self.state = 576
                self.expr()
                self.state = 577
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SUM]:
                localctx = MathExprParser.SumFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 33)
                self.state = 579
                self.match(MathExprParser.SUM)
                self.state = 580
                self.match(MathExprParser.LPAREN)
                self.state = 581
                self.expr()
                self.state = 584
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 582
                    self.match(MathExprParser.COMMA)
                    self.state = 583
                    self.expr()


                self.state = 586
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MEAN]:
                localctx = MathExprParser.MeanFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 34)
                self.state = 588
                self.match(MathExprParser.MEAN)
                self.state = 589
                self.match(MathExprParser.LPAREN)
                self.state = 590
                self.expr()
                self.state = 591
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.STD]:
                localctx = MathExprParser.StdFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 35)
                self.state = 593
                self.match(MathExprParser.STD)
                self.state = 594
                self.match(MathExprParser.LPAREN)
                self.state = 595
                self.expr()
                self.state = 596
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.VAR]:
                localctx = MathExprParser.VarFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 36)
                self.state = 598
                self.match(MathExprParser.VAR)
                self.state = 599
                self.match(MathExprParser.LPAREN)
                self.state = 600
                self.expr()
                self.state = 601
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SORT]:
                localctx = MathExprParser.SortFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 37)
                self.state = 603
                self.match(MathExprParser.SORT)
                self.state = 604
                self.match(MathExprParser.LPAREN)
                self.state = 605
                self.expr()
                self.state = 612
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 606
                    self.match(MathExprParser.COMMA)
                    self.state = 607
                    self.expr()
                    self.state = 610
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la==MathExprParser.COMMA:
                        self.state = 608
                        self.match(MathExprParser.COMMA)
                        self.state = 609
                        self.expr()




                self.state = 614
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ANY]:
                localctx = MathExprParser.AnyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 38)
                self.state = 616
                self.match(MathExprParser.ANY)
                self.state = 617
                self.match(MathExprParser.LPAREN)
                self.state = 618
                self.expr()
                self.state = 619
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ALL]:
                localctx = MathExprParser.AllFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 39)
                self.state = 621
                self.match(MathExprParser.ALL)
                self.state = 622
                self.match(MathExprParser.LPAREN)
                self.state = 623
                self.expr()
                self.state = 624
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.EDGE]:
                localctx = MathExprParser.EdgeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 40)
                self.state = 626
                self.match(MathExprParser.EDGE)
                self.state = 627
                self.match(MathExprParser.LPAREN)
                self.state = 628
                self.expr()
                self.state = 631
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 629
                    self.match(MathExprParser.COMMA)
                    self.state = 630
                    self.expr()


                self.state = 633
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MEDIAN]:
                localctx = MathExprParser.MedianFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 41)
                self.state = 635
                self.match(MathExprParser.MEDIAN)
                self.state = 636
                self.match(MathExprParser.LPAREN)
                self.state = 637
                self.expr()
                self.state = 638
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MODE]:
                localctx = MathExprParser.ModeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 42)
                self.state = 640
                self.match(MathExprParser.MODE)
                self.state = 641
                self.match(MathExprParser.LPAREN)
                self.state = 642
                self.expr()
                self.state = 643
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CUMSUM]:
                localctx = MathExprParser.CumsumFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 43)
                self.state = 645
                self.match(MathExprParser.CUMSUM)
                self.state = 646
                self.match(MathExprParser.LPAREN)
                self.state = 647
                self.expr()
                self.state = 650
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 648
                    self.match(MathExprParser.COMMA)
                    self.state = 649
                    self.expr()


                self.state = 652
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.COUNT]:
                localctx = MathExprParser.CountFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 44)
                self.state = 654
                self.match(MathExprParser.COUNT)
                self.state = 655
                self.match(MathExprParser.LPAREN)
                self.state = 656
                self.expr()
                self.state = 657
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.KEYS]:
                localctx = MathExprParser.KeysFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 45)
                self.state = 659
                self.match(MathExprParser.KEYS)
                self.state = 660
                self.match(MathExprParser.LPAREN)
                self.state = 661
                self.expr()
                self.state = 662
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.REPEAT]:
                localctx = MathExprParser.RepeatFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 46)
                self.state = 664
                self.match(MathExprParser.REPEAT)
                self.state = 665
                self.match(MathExprParser.LPAREN)
                self.state = 666
                self.expr()
                self.state = 667
                self.match(MathExprParser.COMMA)
                self.state = 668
                self.expr()
                self.state = 671
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 669
                    self.match(MathExprParser.COMMA)
                    self.state = 670
                    self.expr()


                self.state = 673
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CUMPROD]:
                localctx = MathExprParser.CumprodFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 47)
                self.state = 675
                self.match(MathExprParser.CUMPROD)
                self.state = 676
                self.match(MathExprParser.LPAREN)
                self.state = 677
                self.expr()
                self.state = 678
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.POP]:
                localctx = MathExprParser.PopFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 48)
                self.state = 680
                self.match(MathExprParser.POP)
                self.state = 681
                self.match(MathExprParser.LPAREN)
                self.state = 682
                self.expr()
                self.state = 683
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CLEAR]:
                localctx = MathExprParser.ClearFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 49)
                self.state = 685
                self.match(MathExprParser.CLEAR)
                self.state = 686
                self.match(MathExprParser.LPAREN)
                self.state = 687
                self.expr()
                self.state = 688
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.HAS]:
                localctx = MathExprParser.HasFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 50)
                self.state = 690
                self.match(MathExprParser.HAS)
                self.state = 691
                self.match(MathExprParser.LPAREN)
                self.state = 692
                self.expr()
                self.state = 693
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GET]:
                localctx = MathExprParser.GetFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 51)
                self.state = 695
                self.match(MathExprParser.GET)
                self.state = 696
                self.match(MathExprParser.LPAREN)
                self.state = 697
                self.expr()
                self.state = 698
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ARGSORT]:
                localctx = MathExprParser.ArgsortFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 52)
                self.state = 700
                self.match(MathExprParser.ARGSORT)
                self.state = 701
                self.match(MathExprParser.LPAREN)
                self.state = 702
                self.expr()
                self.state = 709
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 703
                    self.match(MathExprParser.COMMA)
                    self.state = 704
                    self.expr()
                    self.state = 707
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la==MathExprParser.COMMA:
                        self.state = 705
                        self.match(MathExprParser.COMMA)
                        self.state = 706
                        self.expr()




                self.state = 711
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ARGMIN]:
                localctx = MathExprParser.ArgminFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 53)
                self.state = 713
                self.match(MathExprParser.ARGMIN)
                self.state = 714
                self.match(MathExprParser.LPAREN)
                self.state = 715
                self.expr()
                self.state = 718
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 716
                    self.match(MathExprParser.COMMA)
                    self.state = 717
                    self.expr()


                self.state = 720
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ARGMAX]:
                localctx = MathExprParser.ArgmaxFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 54)
                self.state = 722
                self.match(MathExprParser.ARGMAX)
                self.state = 723
                self.match(MathExprParser.LPAREN)
                self.state = 724
                self.expr()
                self.state = 727
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 725
                    self.match(MathExprParser.COMMA)
                    self.state = 726
                    self.expr()


                self.state = 729
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SOFTMAX]:
                localctx = MathExprParser.SoftmaxFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 55)
                self.state = 731
                self.match(MathExprParser.SOFTMAX)
                self.state = 732
                self.match(MathExprParser.LPAREN)
                self.state = 733
                self.expr()
                self.state = 736
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 734
                    self.match(MathExprParser.COMMA)
                    self.state = 735
                    self.expr()


                self.state = 738
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SOFTMIN]:
                localctx = MathExprParser.SoftminFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 56)
                self.state = 740
                self.match(MathExprParser.SOFTMIN)
                self.state = 741
                self.match(MathExprParser.LPAREN)
                self.state = 742
                self.expr()
                self.state = 745
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 743
                    self.match(MathExprParser.COMMA)
                    self.state = 744
                    self.expr()


                self.state = 747
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ERF]:
                localctx = MathExprParser.ErfFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 57)
                self.state = 749
                self.match(MathExprParser.ERF)
                self.state = 750
                self.match(MathExprParser.LPAREN)
                self.state = 751
                self.expr()
                self.state = 752
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ERFINV]:
                localctx = MathExprParser.ErfinvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 58)
                self.state = 754
                self.match(MathExprParser.ERFINV)
                self.state = 755
                self.match(MathExprParser.LPAREN)
                self.state = 756
                self.expr()
                self.state = 757
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.UNIQUE]:
                localctx = MathExprParser.UniqueFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 59)
                self.state = 759
                self.match(MathExprParser.UNIQUE)
                self.state = 760
                self.match(MathExprParser.LPAREN)
                self.state = 761
                self.expr()
                self.state = 762
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLATTEN]:
                localctx = MathExprParser.FlattenFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 60)
                self.state = 764
                self.match(MathExprParser.FLATTEN)
                self.state = 765
                self.match(MathExprParser.LPAREN)
                self.state = 766
                self.expr()
                self.state = 767
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MOTION_MASK]:
                localctx = MathExprParser.MotionMaskFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 61)
                self.state = 769
                self.match(MathExprParser.MOTION_MASK)
                self.state = 770
                self.match(MathExprParser.LPAREN)
                self.state = 771
                self.expr()
                self.state = 772
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLOW_TO_IMAGE]:
                localctx = MathExprParser.FlowToImageFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 62)
                self.state = 774
                self.match(MathExprParser.FLOW_TO_IMAGE)
                self.state = 775
                self.match(MathExprParser.LPAREN)
                self.state = 776
                self.expr()
                self.state = 777
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BNOT]:
                localctx = MathExprParser.BitNotFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 63)
                self.state = 779
                self.match(MathExprParser.BNOT)
                self.state = 780
                self.match(MathExprParser.LPAREN)
                self.state = 781
                self.expr()
                self.state = 782
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BITCOUNT]:
                localctx = MathExprParser.BitCountFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 64)
                self.state = 784
                self.match(MathExprParser.BITCOUNT)
                self.state = 785
                self.match(MathExprParser.LPAREN)
                self.state = 786
                self.expr()
                self.state = 787
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SHAPE]:
                localctx = MathExprParser.ShapeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 65)
                self.state = 789
                self.match(MathExprParser.SHAPE)
                self.state = 790
                self.match(MathExprParser.LPAREN)
                self.state = 791
                self.expr()
                self.state = 792
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.UPPER]:
                localctx = MathExprParser.UpperFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 66)
                self.state = 794
                self.match(MathExprParser.UPPER)
                self.state = 795
                self.match(MathExprParser.LPAREN)
                self.state = 796
                self.expr()
                self.state = 797
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LOWER]:
                localctx = MathExprParser.LowerFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 67)
                self.state = 799
                self.match(MathExprParser.LOWER)
                self.state = 800
                self.match(MathExprParser.LPAREN)
                self.state = 801
                self.expr()
                self.state = 802
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TRIM]:
                localctx = MathExprParser.TrimFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 68)
                self.state = 804
                self.match(MathExprParser.TRIM)
                self.state = 805
                self.match(MathExprParser.LPAREN)
                self.state = 806
                self.expr()
                self.state = 807
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ENTROPY]:
                localctx = MathExprParser.EntropyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 69)
                self.state = 809
                self.match(MathExprParser.ENTROPY)
                self.state = 810
                self.match(MathExprParser.LPAREN)
                self.state = 811
                self.expr()
                self.state = 812
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SFFT]:
                localctx = MathExprParser.SfftFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 70)
                self.state = 814
                self.match(MathExprParser.SFFT)
                self.state = 815
                self.match(MathExprParser.LPAREN)
                self.state = 816
                self.expr()
                self.state = 817
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.DILATE]:
                localctx = MathExprParser.DilateFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 71)
                self.state = 819
                self.match(MathExprParser.DILATE)
                self.state = 820
                self.match(MathExprParser.LPAREN)
                self.state = 821
                self.expr()
                self.state = 824
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 822
                    self.match(MathExprParser.COMMA)
                    self.state = 823
                    self.expr()


                self.state = 826
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ERODE]:
                localctx = MathExprParser.ErodeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 72)
                self.state = 828
                self.match(MathExprParser.ERODE)
                self.state = 829
                self.match(MathExprParser.LPAREN)
                self.state = 830
                self.expr()
                self.state = 833
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 831
                    self.match(MathExprParser.COMMA)
                    self.state = 832
                    self.expr()


                self.state = 835
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MORPH_OPEN]:
                localctx = MathExprParser.MorphOpenFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 73)
                self.state = 837
                self.match(MathExprParser.MORPH_OPEN)
                self.state = 838
                self.match(MathExprParser.LPAREN)
                self.state = 839
                self.expr()
                self.state = 842
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 840
                    self.match(MathExprParser.COMMA)
                    self.state = 841
                    self.expr()


                self.state = 844
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MORPH_CLOSE]:
                localctx = MathExprParser.MorphCloseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 74)
                self.state = 846
                self.match(MathExprParser.MORPH_CLOSE)
                self.state = 847
                self.match(MathExprParser.LPAREN)
                self.state = 848
                self.expr()
                self.state = 851
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 849
                    self.match(MathExprParser.COMMA)
                    self.state = 850
                    self.expr()


                self.state = 853
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.INT]:
                localctx = MathExprParser.IntFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 75)
                self.state = 855
                self.match(MathExprParser.INT)
                self.state = 856
                self.match(MathExprParser.LPAREN)
                self.state = 857
                self.expr()
                self.state = 858
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLOAT]:
                localctx = MathExprParser.FloatFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 76)
                self.state = 860
                self.match(MathExprParser.FLOAT)
                self.state = 861
                self.match(MathExprParser.LPAREN)
                self.state = 862
                self.expr()
                self.state = 863
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLOW_MAG]:
                localctx = MathExprParser.FlowMagFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 77)
                self.state = 865
                self.match(MathExprParser.FLOW_MAG)
                self.state = 866
                self.match(MathExprParser.LPAREN)
                self.state = 867
                self.expr()
                self.state = 868
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLOW_ANG]:
                localctx = MathExprParser.FlowAngFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 78)
                self.state = 870
                self.match(MathExprParser.FLOW_ANG)
                self.state = 871
                self.match(MathExprParser.LPAREN)
                self.state = 872
                self.expr()
                self.state = 873
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.AS_NESTED]:
                localctx = MathExprParser.AsNestedFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 79)
                self.state = 875
                self.match(MathExprParser.AS_NESTED)
                self.state = 876
                self.match(MathExprParser.LPAREN)
                self.state = 877
                self.expr()
                self.state = 878
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SVD]:
                localctx = MathExprParser.SvdFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 80)
                self.state = 880
                self.match(MathExprParser.SVD)
                self.state = 881
                self.match(MathExprParser.LPAREN)
                self.state = 882
                self.expr()
                self.state = 885
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 883
                    self.match(MathExprParser.COMMA)
                    self.state = 884
                    self.expr()


                self.state = 887
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Func2Context(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_func2

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class StartswithFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def STARTSWITH(self):
            return self.getToken(MathExprParser.STARTSWITH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStartswithFunc" ):
                listener.enterStartswithFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStartswithFunc" ):
                listener.exitStartswithFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStartswithFunc" ):
                return visitor.visitStartswithFunc(self)
            else:
                return visitor.visitChildren(self)


    class RemoveKeyFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def REMOVE_KEY(self):
            return self.getToken(MathExprParser.REMOVE_KEY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRemoveKeyFunc" ):
                listener.enterRemoveKeyFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRemoveKeyFunc" ):
                listener.exitRemoveKeyFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRemoveKeyFunc" ):
                return visitor.visitRemoveKeyFunc(self)
            else:
                return visitor.visitChildren(self)


    class CorrFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CORR(self):
            return self.getToken(MathExprParser.CORR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCorrFunc" ):
                listener.enterCorrFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCorrFunc" ):
                listener.exitCorrFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCorrFunc" ):
                return visitor.visitCorrFunc(self)
            else:
                return visitor.visitChildren(self)


    class CovFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def COV(self):
            return self.getToken(MathExprParser.COV, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCovFunc" ):
                listener.enterCovFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCovFunc" ):
                listener.exitCovFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCovFunc" ):
                return visitor.visitCovFunc(self)
            else:
                return visitor.visitChildren(self)


    class PadFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PAD(self):
            return self.getToken(MathExprParser.PAD, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPadFunc" ):
                listener.enterPadFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPadFunc" ):
                listener.exitPadFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPadFunc" ):
                return visitor.visitPadFunc(self)
            else:
                return visitor.visitChildren(self)


    class InterpolateAreaFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def INTERPOLATE_AREA(self):
            return self.getToken(MathExprParser.INTERPOLATE_AREA, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterInterpolateAreaFunc" ):
                listener.enterInterpolateAreaFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitInterpolateAreaFunc" ):
                listener.exitInterpolateAreaFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitInterpolateAreaFunc" ):
                return visitor.visitInterpolateAreaFunc(self)
            else:
                return visitor.visitChildren(self)


    class BotkFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BOTK(self):
            return self.getToken(MathExprParser.BOTK, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBotkFunc" ):
                listener.enterBotkFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBotkFunc" ):
                listener.exitBotkFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBotkFunc" ):
                return visitor.visitBotkFunc(self)
            else:
                return visitor.visitChildren(self)


    class BotkIndFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BOTK_IND(self):
            return self.getToken(MathExprParser.BOTK_IND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBotkIndFunc" ):
                listener.enterBotkIndFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBotkIndFunc" ):
                listener.exitBotkIndFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBotkIndFunc" ):
                return visitor.visitBotkIndFunc(self)
            else:
                return visitor.visitChildren(self)


    class PowFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def POWE(self):
            return self.getToken(MathExprParser.POWE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPowFunc" ):
                listener.enterPowFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPowFunc" ):
                listener.exitPowFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPowFunc" ):
                return visitor.visitPowFunc(self)
            else:
                return visitor.visitChildren(self)


    class DotFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def DOT(self):
            return self.getToken(MathExprParser.DOT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDotFunc" ):
                listener.enterDotFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDotFunc" ):
                listener.exitDotFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDotFunc" ):
                return visitor.visitDotFunc(self)
            else:
                return visitor.visitChildren(self)


    class AppendFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def APPEND(self):
            return self.getToken(MathExprParser.APPEND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAppendFunc" ):
                listener.enterAppendFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAppendFunc" ):
                listener.exitAppendFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAppendFunc" ):
                return visitor.visitAppendFunc(self)
            else:
                return visitor.visitChildren(self)


    class SNormFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SNORM(self):
            return self.getToken(MathExprParser.SNORM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSNormFunc" ):
                listener.enterSNormFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSNormFunc" ):
                listener.exitSNormFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSNormFunc" ):
                return visitor.visitSNormFunc(self)
            else:
                return visitor.visitChildren(self)


    class FlipFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLIP(self):
            return self.getToken(MathExprParser.FLIP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFlipFunc" ):
                listener.enterFlipFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFlipFunc" ):
                listener.exitFlipFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlipFunc" ):
                return visitor.visitFlipFunc(self)
            else:
                return visitor.visitChildren(self)


    class BitAndFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BAND(self):
            return self.getToken(MathExprParser.BAND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBitAndFunc" ):
                listener.enterBitAndFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBitAndFunc" ):
                listener.exitBitAndFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBitAndFunc" ):
                return visitor.visitBitAndFunc(self)
            else:
                return visitor.visitChildren(self)


    class SplitFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SPLIT(self):
            return self.getToken(MathExprParser.SPLIT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSplitFunc" ):
                listener.enterSplitFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSplitFunc" ):
                listener.exitSplitFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSplitFunc" ):
                return visitor.visitSplitFunc(self)
            else:
                return visitor.visitChildren(self)


    class PermuteFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PERM(self):
            return self.getToken(MathExprParser.PERM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPermuteFunc" ):
                listener.enterPermuteFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPermuteFunc" ):
                listener.exitPermuteFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPermuteFunc" ):
                return visitor.visitPermuteFunc(self)
            else:
                return visitor.visitChildren(self)


    class BitOrFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BOR(self):
            return self.getToken(MathExprParser.BOR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBitOrFunc" ):
                listener.enterBitOrFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBitOrFunc" ):
                listener.exitBitOrFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBitOrFunc" ):
                return visitor.visitBitOrFunc(self)
            else:
                return visitor.visitChildren(self)


    class InterpolateLinearFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def INTERPOLATE_LINEAR(self):
            return self.getToken(MathExprParser.INTERPOLATE_LINEAR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterInterpolateLinearFunc" ):
                listener.enterInterpolateLinearFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitInterpolateLinearFunc" ):
                listener.exitInterpolateLinearFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitInterpolateLinearFunc" ):
                return visitor.visitInterpolateLinearFunc(self)
            else:
                return visitor.visitChildren(self)


    class EmptyTensorFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TENSOR(self):
            return self.getToken(MathExprParser.TENSOR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def indexExpr(self):
            return self.getTypedRuleContext(MathExprParser.IndexExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)


        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEmptyTensorFunc" ):
                listener.enterEmptyTensorFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEmptyTensorFunc" ):
                listener.exitEmptyTensorFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEmptyTensorFunc" ):
                return visitor.visitEmptyTensorFunc(self)
            else:
                return visitor.visitChildren(self)


    class TopkFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TOPK(self):
            return self.getToken(MathExprParser.TOPK, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTopkFunc" ):
                listener.enterTopkFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTopkFunc" ):
                listener.exitTopkFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTopkFunc" ):
                return visitor.visitTopkFunc(self)
            else:
                return visitor.visitChildren(self)


    class PercentileFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PERCENTILE(self):
            return self.getToken(MathExprParser.PERCENTILE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPercentileFunc" ):
                listener.enterPercentileFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPercentileFunc" ):
                listener.exitPercentileFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPercentileFunc" ):
                return visitor.visitPercentileFunc(self)
            else:
                return visitor.visitChildren(self)


    class TopkIndFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TOPK_IND(self):
            return self.getToken(MathExprParser.TOPK_IND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTopkIndFunc" ):
                listener.enterTopkIndFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTopkIndFunc" ):
                listener.exitTopkIndFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTopkIndFunc" ):
                return visitor.visitTopkIndFunc(self)
            else:
                return visitor.visitChildren(self)


    class FlowApplyFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FLOW_APPLY(self):
            return self.getToken(MathExprParser.FLOW_APPLY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFlowApplyFunc" ):
                listener.enterFlowApplyFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFlowApplyFunc" ):
                listener.exitFlowApplyFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlowApplyFunc" ):
                return visitor.visitFlowApplyFunc(self)
            else:
                return visitor.visitChildren(self)


    class BatchShuffleFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def BATCH_SHUFFLE(self):
            return self.getToken(MathExprParser.BATCH_SHUFFLE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBatchShuffleFunc" ):
                listener.enterBatchShuffleFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBatchShuffleFunc" ):
                listener.exitBatchShuffleFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBatchShuffleFunc" ):
                return visitor.visitBatchShuffleFunc(self)
            else:
                return visitor.visitChildren(self)


    class FindFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def FIND(self):
            return self.getToken(MathExprParser.FIND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterFindFunc" ):
                listener.enterFindFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitFindFunc" ):
                listener.exitFindFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFindFunc" ):
                return visitor.visitFindFunc(self)
            else:
                return visitor.visitChildren(self)


    class Int_to_rgbFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def INT_TO_RGB(self):
            return self.getToken(MathExprParser.INT_TO_RGB, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterInt_to_rgbFunc" ):
                listener.enterInt_to_rgbFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitInt_to_rgbFunc" ):
                listener.exitInt_to_rgbFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitInt_to_rgbFunc" ):
                return visitor.visitInt_to_rgbFunc(self)
            else:
                return visitor.visitChildren(self)


    class MatmulFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MATMUL(self):
            return self.getToken(MathExprParser.MATMUL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMatmulFunc" ):
                listener.enterMatmulFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMatmulFunc" ):
                listener.exitMatmulFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMatmulFunc" ):
                return visitor.visitMatmulFunc(self)
            else:
                return visitor.visitChildren(self)


    class StepFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def STEP(self):
            return self.getToken(MathExprParser.STEP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStepFunc" ):
                listener.enterStepFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStepFunc" ):
                listener.exitStepFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStepFunc" ):
                return visitor.visitStepFunc(self)
            else:
                return visitor.visitChildren(self)


    class JoinFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def JOIN(self):
            return self.getToken(MathExprParser.JOIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterJoinFunc" ):
                listener.enterJoinFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitJoinFunc" ):
                listener.exitJoinFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitJoinFunc" ):
                return visitor.visitJoinFunc(self)
            else:
                return visitor.visitChildren(self)


    class Atan2FuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ATAN2(self):
            return self.getToken(MathExprParser.ATAN2, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAtan2Func" ):
                listener.enterAtan2Func(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAtan2Func" ):
                listener.exitAtan2Func(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAtan2Func" ):
                return visitor.visitAtan2Func(self)
            else:
                return visitor.visitChildren(self)


    class QuantileFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def QUANTILE(self):
            return self.getToken(MathExprParser.QUANTILE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterQuantileFunc" ):
                listener.enterQuantileFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitQuantileFunc" ):
                listener.exitQuantileFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitQuantileFunc" ):
                return visitor.visitQuantileFunc(self)
            else:
                return visitor.visitChildren(self)


    class InterpolateNearestExactFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def INTERPOLATE_NEAREST(self):
            return self.getToken(MathExprParser.INTERPOLATE_NEAREST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterInterpolateNearestExactFunc" ):
                listener.enterInterpolateNearestExactFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitInterpolateNearestExactFunc" ):
                listener.exitInterpolateNearestExactFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitInterpolateNearestExactFunc" ):
                return visitor.visitInterpolateNearestExactFunc(self)
            else:
                return visitor.visitChildren(self)


    class AddKeyFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ADD_KEY(self):
            return self.getToken(MathExprParser.ADD_KEY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterAddKeyFunc" ):
                listener.enterAddKeyFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitAddKeyFunc" ):
                listener.exitAddKeyFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAddKeyFunc" ):
                return visitor.visitAddKeyFunc(self)
            else:
                return visitor.visitChildren(self)


    class BitXorFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def XOR(self):
            return self.getToken(MathExprParser.XOR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBitXorFunc" ):
                listener.enterBitXorFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBitXorFunc" ):
                listener.exitBitXorFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBitXorFunc" ):
                return visitor.visitBitXorFunc(self)
            else:
                return visitor.visitChildren(self)


    class Rgb_to_intFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RGB_TO_INT(self):
            return self.getToken(MathExprParser.RGB_TO_INT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRgb_to_intFunc" ):
                listener.enterRgb_to_intFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRgb_to_intFunc" ):
                listener.exitRgb_to_intFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRgb_to_intFunc" ):
                return visitor.visitRgb_to_intFunc(self)
            else:
                return visitor.visitChildren(self)


    class TMaxFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TMAX(self):
            return self.getToken(MathExprParser.TMAX, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTMaxFunc" ):
                listener.enterTMaxFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTMaxFunc" ):
                listener.exitTMaxFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTMaxFunc" ):
                return visitor.visitTMaxFunc(self)
            else:
                return visitor.visitChildren(self)


    class PushFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def PUSH(self):
            return self.getToken(MathExprParser.PUSH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPushFunc" ):
                listener.enterPushFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPushFunc" ):
                listener.exitPushFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPushFunc" ):
                return visitor.visitPushFunc(self)
            else:
                return visitor.visitChildren(self)


    class GetValueFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def GET_VALUE(self):
            return self.getToken(MathExprParser.GET_VALUE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGetValueFunc" ):
                listener.enterGetValueFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGetValueFunc" ):
                listener.exitGetValueFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGetValueFunc" ):
                return visitor.visitGetValueFunc(self)
            else:
                return visitor.visitChildren(self)


    class CossimFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def COSSIM(self):
            return self.getToken(MathExprParser.COSSIM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCossimFunc" ):
                listener.enterCossimFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCossimFunc" ):
                listener.exitCossimFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCossimFunc" ):
                return visitor.visitCossimFunc(self)
            else:
                return visitor.visitChildren(self)


    class CrossFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CROSS(self):
            return self.getToken(MathExprParser.CROSS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCrossFunc" ):
                listener.enterCrossFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCrossFunc" ):
                listener.exitCrossFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCrossFunc" ):
                return visitor.visitCrossFunc(self)
            else:
                return visitor.visitChildren(self)


    class RifeFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RIFE(self):
            return self.getToken(MathExprParser.RIFE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRifeFunc" ):
                listener.enterRifeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRifeFunc" ):
                listener.exitRifeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRifeFunc" ):
                return visitor.visitRifeFunc(self)
            else:
                return visitor.visitChildren(self)


    class EndswithFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ENDSWITH(self):
            return self.getToken(MathExprParser.ENDSWITH, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEndswithFunc" ):
                listener.enterEndswithFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEndswithFunc" ):
                listener.exitEndswithFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEndswithFunc" ):
                return visitor.visitEndswithFunc(self)
            else:
                return visitor.visitChildren(self)


    class GaussianFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def GAUSSIAN(self):
            return self.getToken(MathExprParser.GAUSSIAN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGaussianFunc" ):
                listener.enterGaussianFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGaussianFunc" ):
                listener.exitGaussianFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGaussianFunc" ):
                return visitor.visitGaussianFunc(self)
            else:
                return visitor.visitChildren(self)


    class SubstringFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SUBSTRING(self):
            return self.getToken(MathExprParser.SUBSTRING, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSubstringFunc" ):
                listener.enterSubstringFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSubstringFunc" ):
                listener.exitSubstringFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSubstringFunc" ):
                return visitor.visitSubstringFunc(self)
            else:
                return visitor.visitChildren(self)


    class QuartileFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def QUARTILE(self):
            return self.getToken(MathExprParser.QUARTILE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterQuartileFunc" ):
                listener.enterQuartileFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitQuartileFunc" ):
                listener.exitQuartileFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitQuartileFunc" ):
                return visitor.visitQuartileFunc(self)
            else:
                return visitor.visitChildren(self)


    class TMinFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TMIN(self):
            return self.getToken(MathExprParser.TMIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTMinFunc" ):
                listener.enterTMinFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTMinFunc" ):
                listener.exitTMinFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTMinFunc" ):
                return visitor.visitTMinFunc(self)
            else:
                return visitor.visitChildren(self)


    class ReplaceFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def REPLACE(self):
            return self.getToken(MathExprParser.REPLACE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReplaceFunc" ):
                listener.enterReplaceFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReplaceFunc" ):
                listener.exitReplaceFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReplaceFunc" ):
                return visitor.visitReplaceFunc(self)
            else:
                return visitor.visitChildren(self)



    def func2(self):

        localctx = MathExprParser.Func2Context(self, self._ctx, self.state)
        self.enterRule(localctx, 56, self.RULE_func2)
        self._la = 0 # Token type
        try:
            self.state = 1259
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.POWE]:
                localctx = MathExprParser.PowFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 891
                self.match(MathExprParser.POWE)
                self.state = 892
                self.match(MathExprParser.LPAREN)
                self.state = 893
                self.expr()
                self.state = 894
                self.match(MathExprParser.COMMA)
                self.state = 895
                self.expr()
                self.state = 896
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ATAN2]:
                localctx = MathExprParser.Atan2FuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 898
                self.match(MathExprParser.ATAN2)
                self.state = 899
                self.match(MathExprParser.LPAREN)
                self.state = 900
                self.expr()
                self.state = 901
                self.match(MathExprParser.COMMA)
                self.state = 902
                self.expr()
                self.state = 903
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TMIN]:
                localctx = MathExprParser.TMinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 905
                self.match(MathExprParser.TMIN)
                self.state = 906
                self.match(MathExprParser.LPAREN)
                self.state = 907
                self.expr()
                self.state = 908
                self.match(MathExprParser.COMMA)
                self.state = 909
                self.expr()
                self.state = 910
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TMAX]:
                localctx = MathExprParser.TMaxFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 912
                self.match(MathExprParser.TMAX)
                self.state = 913
                self.match(MathExprParser.LPAREN)
                self.state = 914
                self.expr()
                self.state = 915
                self.match(MathExprParser.COMMA)
                self.state = 916
                self.expr()
                self.state = 917
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SNORM]:
                localctx = MathExprParser.SNormFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 919
                self.match(MathExprParser.SNORM)
                self.state = 920
                self.match(MathExprParser.LPAREN)
                self.state = 921
                self.expr()
                self.state = 924
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 922
                    self.match(MathExprParser.COMMA)
                    self.state = 923
                    self.expr()


                self.state = 926
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.STEP]:
                localctx = MathExprParser.StepFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 928
                self.match(MathExprParser.STEP)
                self.state = 929
                self.match(MathExprParser.LPAREN)
                self.state = 930
                self.expr()
                self.state = 931
                self.match(MathExprParser.COMMA)
                self.state = 932
                self.expr()
                self.state = 933
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TOPK]:
                localctx = MathExprParser.TopkFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 935
                self.match(MathExprParser.TOPK)
                self.state = 936
                self.match(MathExprParser.LPAREN)
                self.state = 937
                self.expr()
                self.state = 938
                self.match(MathExprParser.COMMA)
                self.state = 939
                self.expr()
                self.state = 940
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BOTK]:
                localctx = MathExprParser.BotkFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 942
                self.match(MathExprParser.BOTK)
                self.state = 943
                self.match(MathExprParser.LPAREN)
                self.state = 944
                self.expr()
                self.state = 945
                self.match(MathExprParser.COMMA)
                self.state = 946
                self.expr()
                self.state = 947
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.QUARTILE]:
                localctx = MathExprParser.QuartileFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 949
                self.match(MathExprParser.QUARTILE)
                self.state = 950
                self.match(MathExprParser.LPAREN)
                self.state = 951
                self.expr()
                self.state = 952
                self.match(MathExprParser.COMMA)
                self.state = 953
                self.expr()
                self.state = 954
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PERCENTILE]:
                localctx = MathExprParser.PercentileFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 956
                self.match(MathExprParser.PERCENTILE)
                self.state = 957
                self.match(MathExprParser.LPAREN)
                self.state = 958
                self.expr()
                self.state = 959
                self.match(MathExprParser.COMMA)
                self.state = 960
                self.expr()
                self.state = 961
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.QUANTILE]:
                localctx = MathExprParser.QuantileFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 963
                self.match(MathExprParser.QUANTILE)
                self.state = 964
                self.match(MathExprParser.LPAREN)
                self.state = 965
                self.expr()
                self.state = 966
                self.match(MathExprParser.COMMA)
                self.state = 967
                self.expr()
                self.state = 968
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.DOT]:
                localctx = MathExprParser.DotFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 970
                self.match(MathExprParser.DOT)
                self.state = 971
                self.match(MathExprParser.LPAREN)
                self.state = 972
                self.expr()
                self.state = 973
                self.match(MathExprParser.COMMA)
                self.state = 974
                self.expr()
                self.state = 975
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.COSSIM]:
                localctx = MathExprParser.CossimFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 977
                self.match(MathExprParser.COSSIM)
                self.state = 978
                self.match(MathExprParser.LPAREN)
                self.state = 979
                self.expr()
                self.state = 980
                self.match(MathExprParser.COMMA)
                self.state = 981
                self.expr()
                self.state = 982
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.STARTSWITH]:
                localctx = MathExprParser.StartswithFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 984
                self.match(MathExprParser.STARTSWITH)
                self.state = 985
                self.match(MathExprParser.LPAREN)
                self.state = 986
                self.expr()
                self.state = 987
                self.match(MathExprParser.COMMA)
                self.state = 988
                self.expr()
                self.state = 989
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ENDSWITH]:
                localctx = MathExprParser.EndswithFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 991
                self.match(MathExprParser.ENDSWITH)
                self.state = 992
                self.match(MathExprParser.LPAREN)
                self.state = 993
                self.expr()
                self.state = 994
                self.match(MathExprParser.COMMA)
                self.state = 995
                self.expr()
                self.state = 996
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLIP]:
                localctx = MathExprParser.FlipFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 998
                self.match(MathExprParser.FLIP)
                self.state = 999
                self.match(MathExprParser.LPAREN)
                self.state = 1000
                self.expr()
                self.state = 1001
                self.match(MathExprParser.COMMA)
                self.state = 1002
                self.expr()
                self.state = 1003
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.COV]:
                localctx = MathExprParser.CovFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 1005
                self.match(MathExprParser.COV)
                self.state = 1006
                self.match(MathExprParser.LPAREN)
                self.state = 1007
                self.expr()
                self.state = 1008
                self.match(MathExprParser.COMMA)
                self.state = 1009
                self.expr()
                self.state = 1010
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CORR]:
                localctx = MathExprParser.CorrFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 1012
                self.match(MathExprParser.CORR)
                self.state = 1013
                self.match(MathExprParser.LPAREN)
                self.state = 1014
                self.expr()
                self.state = 1015
                self.match(MathExprParser.COMMA)
                self.state = 1016
                self.expr()
                self.state = 1017
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.APPEND]:
                localctx = MathExprParser.AppendFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 1019
                self.match(MathExprParser.APPEND)
                self.state = 1020
                self.match(MathExprParser.LPAREN)
                self.state = 1021
                self.expr()
                self.state = 1022
                self.match(MathExprParser.COMMA)
                self.state = 1023
                self.expr()
                self.state = 1024
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ADD_KEY]:
                localctx = MathExprParser.AddKeyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 1026
                self.match(MathExprParser.ADD_KEY)
                self.state = 1027
                self.match(MathExprParser.LPAREN)
                self.state = 1028
                self.expr()
                self.state = 1029
                self.match(MathExprParser.COMMA)
                self.state = 1030
                self.expr()
                self.state = 1031
                self.match(MathExprParser.COMMA)
                self.state = 1032
                self.expr()
                self.state = 1033
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PERM]:
                localctx = MathExprParser.PermuteFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 1035
                self.match(MathExprParser.PERM)
                self.state = 1036
                self.match(MathExprParser.LPAREN)
                self.state = 1037
                self.expr()
                self.state = 1038
                self.match(MathExprParser.COMMA)
                self.state = 1039
                self.expr()
                self.state = 1040
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GAUSSIAN]:
                localctx = MathExprParser.GaussianFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 22)
                self.state = 1042
                self.match(MathExprParser.GAUSSIAN)
                self.state = 1043
                self.match(MathExprParser.LPAREN)
                self.state = 1044
                self.expr()
                self.state = 1045
                self.match(MathExprParser.COMMA)
                self.state = 1046
                self.expr()
                self.state = 1049
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1047
                    self.match(MathExprParser.COMMA)
                    self.state = 1048
                    self.expr()


                self.state = 1051
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TOPK_IND]:
                localctx = MathExprParser.TopkIndFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 23)
                self.state = 1053
                self.match(MathExprParser.TOPK_IND)
                self.state = 1054
                self.match(MathExprParser.LPAREN)
                self.state = 1055
                self.expr()
                self.state = 1056
                self.match(MathExprParser.COMMA)
                self.state = 1057
                self.expr()
                self.state = 1058
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BOTK_IND]:
                localctx = MathExprParser.BotkIndFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 24)
                self.state = 1060
                self.match(MathExprParser.BOTK_IND)
                self.state = 1061
                self.match(MathExprParser.LPAREN)
                self.state = 1062
                self.expr()
                self.state = 1063
                self.match(MathExprParser.COMMA)
                self.state = 1064
                self.expr()
                self.state = 1065
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BATCH_SHUFFLE]:
                localctx = MathExprParser.BatchShuffleFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 25)
                self.state = 1067
                self.match(MathExprParser.BATCH_SHUFFLE)
                self.state = 1068
                self.match(MathExprParser.LPAREN)
                self.state = 1069
                self.expr()
                self.state = 1070
                self.match(MathExprParser.COMMA)
                self.state = 1071
                self.expr()
                self.state = 1072
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PUSH]:
                localctx = MathExprParser.PushFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 26)
                self.state = 1074
                self.match(MathExprParser.PUSH)
                self.state = 1075
                self.match(MathExprParser.LPAREN)
                self.state = 1076
                self.expr()
                self.state = 1077
                self.match(MathExprParser.COMMA)
                self.state = 1078
                self.expr()
                self.state = 1079
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GET_VALUE]:
                localctx = MathExprParser.GetValueFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 27)
                self.state = 1081
                self.match(MathExprParser.GET_VALUE)
                self.state = 1082
                self.match(MathExprParser.LPAREN)
                self.state = 1083
                self.expr()
                self.state = 1084
                self.match(MathExprParser.COMMA)
                self.state = 1085
                self.expr()
                self.state = 1086
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TENSOR]:
                localctx = MathExprParser.EmptyTensorFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 28)
                self.state = 1088
                self.match(MathExprParser.TENSOR)
                self.state = 1089
                self.match(MathExprParser.LPAREN)
                self.state = 1090
                self.indexExpr(0)
                self.state = 1097
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1091
                    self.match(MathExprParser.COMMA)
                    self.state = 1092
                    self.expr()
                    self.state = 1095
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la==MathExprParser.COMMA:
                        self.state = 1093
                        self.match(MathExprParser.COMMA)
                        self.state = 1094
                        self.expr()




                self.state = 1099
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PAD]:
                localctx = MathExprParser.PadFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 29)
                self.state = 1101
                self.match(MathExprParser.PAD)
                self.state = 1102
                self.match(MathExprParser.LPAREN)
                self.state = 1103
                self.expr()
                self.state = 1104
                self.match(MathExprParser.COMMA)
                self.state = 1105
                self.expr()
                self.state = 1106
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CROSS]:
                localctx = MathExprParser.CrossFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 30)
                self.state = 1108
                self.match(MathExprParser.CROSS)
                self.state = 1109
                self.match(MathExprParser.LPAREN)
                self.state = 1110
                self.expr()
                self.state = 1111
                self.match(MathExprParser.COMMA)
                self.state = 1112
                self.expr()
                self.state = 1113
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MATMUL]:
                localctx = MathExprParser.MatmulFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 31)
                self.state = 1115
                self.match(MathExprParser.MATMUL)
                self.state = 1116
                self.match(MathExprParser.LPAREN)
                self.state = 1117
                self.expr()
                self.state = 1118
                self.match(MathExprParser.COMMA)
                self.state = 1119
                self.expr()
                self.state = 1120
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FLOW_APPLY]:
                localctx = MathExprParser.FlowApplyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 32)
                self.state = 1122
                self.match(MathExprParser.FLOW_APPLY)
                self.state = 1123
                self.match(MathExprParser.LPAREN)
                self.state = 1124
                self.expr()
                self.state = 1125
                self.match(MathExprParser.COMMA)
                self.state = 1126
                self.expr()
                self.state = 1127
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RIFE]:
                localctx = MathExprParser.RifeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 33)
                self.state = 1129
                self.match(MathExprParser.RIFE)
                self.state = 1130
                self.match(MathExprParser.LPAREN)
                self.state = 1131
                self.expr()
                self.state = 1132
                self.match(MathExprParser.COMMA)
                self.state = 1133
                self.expr()
                self.state = 1144
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1134
                    self.match(MathExprParser.COMMA)
                    self.state = 1135
                    self.expr()
                    self.state = 1142
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la==MathExprParser.COMMA:
                        self.state = 1136
                        self.match(MathExprParser.COMMA)
                        self.state = 1137
                        self.expr()
                        self.state = 1140
                        self._errHandler.sync(self)
                        _la = self._input.LA(1)
                        if _la==MathExprParser.COMMA:
                            self.state = 1138
                            self.match(MathExprParser.COMMA)
                            self.state = 1139
                            self.expr()






                self.state = 1146
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BAND]:
                localctx = MathExprParser.BitAndFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 34)
                self.state = 1148
                self.match(MathExprParser.BAND)
                self.state = 1149
                self.match(MathExprParser.LPAREN)
                self.state = 1150
                self.expr()
                self.state = 1151
                self.match(MathExprParser.COMMA)
                self.state = 1152
                self.expr()
                self.state = 1153
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.XOR]:
                localctx = MathExprParser.BitXorFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 35)
                self.state = 1155
                self.match(MathExprParser.XOR)
                self.state = 1156
                self.match(MathExprParser.LPAREN)
                self.state = 1157
                self.expr()
                self.state = 1158
                self.match(MathExprParser.COMMA)
                self.state = 1159
                self.expr()
                self.state = 1160
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BOR]:
                localctx = MathExprParser.BitOrFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 36)
                self.state = 1162
                self.match(MathExprParser.BOR)
                self.state = 1163
                self.match(MathExprParser.LPAREN)
                self.state = 1164
                self.expr()
                self.state = 1165
                self.match(MathExprParser.COMMA)
                self.state = 1166
                self.expr()
                self.state = 1167
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SPLIT]:
                localctx = MathExprParser.SplitFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 37)
                self.state = 1169
                self.match(MathExprParser.SPLIT)
                self.state = 1170
                self.match(MathExprParser.LPAREN)
                self.state = 1171
                self.expr()
                self.state = 1174
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1172
                    self.match(MathExprParser.COMMA)
                    self.state = 1173
                    self.expr()


                self.state = 1176
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.JOIN]:
                localctx = MathExprParser.JoinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 38)
                self.state = 1178
                self.match(MathExprParser.JOIN)
                self.state = 1179
                self.match(MathExprParser.LPAREN)
                self.state = 1180
                self.expr()
                self.state = 1183
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1181
                    self.match(MathExprParser.COMMA)
                    self.state = 1182
                    self.expr()


                self.state = 1185
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SUBSTRING]:
                localctx = MathExprParser.SubstringFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 39)
                self.state = 1187
                self.match(MathExprParser.SUBSTRING)
                self.state = 1188
                self.match(MathExprParser.LPAREN)
                self.state = 1189
                self.expr()
                self.state = 1190
                self.match(MathExprParser.COMMA)
                self.state = 1191
                self.expr()
                self.state = 1194
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1192
                    self.match(MathExprParser.COMMA)
                    self.state = 1193
                    self.expr()


                self.state = 1196
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.FIND]:
                localctx = MathExprParser.FindFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 40)
                self.state = 1198
                self.match(MathExprParser.FIND)
                self.state = 1199
                self.match(MathExprParser.LPAREN)
                self.state = 1200
                self.expr()
                self.state = 1201
                self.match(MathExprParser.COMMA)
                self.state = 1202
                self.expr()
                self.state = 1203
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.REPLACE]:
                localctx = MathExprParser.ReplaceFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 41)
                self.state = 1205
                self.match(MathExprParser.REPLACE)
                self.state = 1206
                self.match(MathExprParser.LPAREN)
                self.state = 1207
                self.expr()
                self.state = 1208
                self.match(MathExprParser.COMMA)
                self.state = 1209
                self.expr()
                self.state = 1210
                self.match(MathExprParser.COMMA)
                self.state = 1211
                self.expr()
                self.state = 1212
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.INT_TO_RGB]:
                localctx = MathExprParser.Int_to_rgbFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 42)
                self.state = 1214
                self.match(MathExprParser.INT_TO_RGB)
                self.state = 1215
                self.match(MathExprParser.LPAREN)
                self.state = 1216
                self.expr()
                self.state = 1217
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RGB_TO_INT]:
                localctx = MathExprParser.Rgb_to_intFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 43)
                self.state = 1219
                self.match(MathExprParser.RGB_TO_INT)
                self.state = 1220
                self.match(MathExprParser.LPAREN)
                self.state = 1221
                self.expr()
                self.state = 1227
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1222
                    self.match(MathExprParser.COMMA)
                    self.state = 1223
                    self.expr()
                    self.state = 1224
                    self.match(MathExprParser.COMMA)
                    self.state = 1225
                    self.expr()


                self.state = 1229
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.INTERPOLATE_LINEAR]:
                localctx = MathExprParser.InterpolateLinearFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 44)
                self.state = 1231
                self.match(MathExprParser.INTERPOLATE_LINEAR)
                self.state = 1232
                self.match(MathExprParser.LPAREN)
                self.state = 1233
                self.expr()
                self.state = 1234
                self.match(MathExprParser.COMMA)
                self.state = 1235
                self.expr()
                self.state = 1236
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.INTERPOLATE_AREA]:
                localctx = MathExprParser.InterpolateAreaFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 45)
                self.state = 1238
                self.match(MathExprParser.INTERPOLATE_AREA)
                self.state = 1239
                self.match(MathExprParser.LPAREN)
                self.state = 1240
                self.expr()
                self.state = 1241
                self.match(MathExprParser.COMMA)
                self.state = 1242
                self.expr()
                self.state = 1243
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.INTERPOLATE_NEAREST]:
                localctx = MathExprParser.InterpolateNearestExactFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 46)
                self.state = 1245
                self.match(MathExprParser.INTERPOLATE_NEAREST)
                self.state = 1246
                self.match(MathExprParser.LPAREN)
                self.state = 1247
                self.expr()
                self.state = 1248
                self.match(MathExprParser.COMMA)
                self.state = 1249
                self.expr()
                self.state = 1250
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.REMOVE_KEY]:
                localctx = MathExprParser.RemoveKeyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 47)
                self.state = 1252
                self.match(MathExprParser.REMOVE_KEY)
                self.state = 1253
                self.match(MathExprParser.LPAREN)
                self.state = 1254
                self.expr()
                self.state = 1255
                self.match(MathExprParser.COMMA)
                self.state = 1256
                self.expr()
                self.state = 1257
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Func3Context(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_func3

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class SmootherstepFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SMOOTHERSTEP(self):
            return self.getToken(MathExprParser.SMOOTHERSTEP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSmootherstepFunc" ):
                listener.enterSmootherstepFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSmootherstepFunc" ):
                listener.exitSmootherstepFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSmootherstepFunc" ):
                return visitor.visitSmootherstepFunc(self)
            else:
                return visitor.visitChildren(self)


    class WhereFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def WHERE(self):
            return self.getToken(MathExprParser.WHERE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterWhereFunc" ):
                listener.enterWhereFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitWhereFunc" ):
                listener.exitWhereFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitWhereFunc" ):
                return visitor.visitWhereFunc(self)
            else:
                return visitor.visitChildren(self)


    class RgbToOklabFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RGB_TO_OKLAB(self):
            return self.getToken(MathExprParser.RGB_TO_OKLAB, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRgbToOklabFunc" ):
                listener.enterRgbToOklabFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRgbToOklabFunc" ):
                listener.exitRgbToOklabFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRgbToOklabFunc" ):
                return visitor.visitRgbToOklabFunc(self)
            else:
                return visitor.visitChildren(self)


    class CielabToRgbFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CIELAB_TO_RGB(self):
            return self.getToken(MathExprParser.CIELAB_TO_RGB, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCielabToRgbFunc" ):
                listener.enterCielabToRgbFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCielabToRgbFunc" ):
                listener.exitCielabToRgbFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCielabToRgbFunc" ):
                return visitor.visitCielabToRgbFunc(self)
            else:
                return visitor.visitChildren(self)


    class CubicEaseFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CUBIC_EASE(self):
            return self.getToken(MathExprParser.CUBIC_EASE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCubicEaseFunc" ):
                listener.enterCubicEaseFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCubicEaseFunc" ):
                listener.exitCubicEaseFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCubicEaseFunc" ):
                return visitor.visitCubicEaseFunc(self)
            else:
                return visitor.visitChildren(self)


    class HsvToRgbFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def HSV_TO_RGB(self):
            return self.getToken(MathExprParser.HSV_TO_RGB, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterHsvToRgbFunc" ):
                listener.enterHsvToRgbFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitHsvToRgbFunc" ):
                listener.exitHsvToRgbFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitHsvToRgbFunc" ):
                return visitor.visitHsvToRgbFunc(self)
            else:
                return visitor.visitChildren(self)


    class SmoothstepFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SMOOTHSTEP(self):
            return self.getToken(MathExprParser.SMOOTHSTEP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSmoothstepFunc" ):
                listener.enterSmoothstepFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSmoothstepFunc" ):
                listener.exitSmoothstepFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSmoothstepFunc" ):
                return visitor.visitSmoothstepFunc(self)
            else:
                return visitor.visitChildren(self)


    class CoordsFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def COORDS(self):
            return self.getToken(MathExprParser.COORDS, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCoordsFunc" ):
                listener.enterCoordsFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCoordsFunc" ):
                listener.exitCoordsFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCoordsFunc" ):
                return visitor.visitCoordsFunc(self)
            else:
                return visitor.visitChildren(self)


    class LinspaceFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def LINSPACE(self):
            return self.getToken(MathExprParser.LINSPACE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLinspaceFunc" ):
                listener.enterLinspaceFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLinspaceFunc" ):
                listener.exitLinspaceFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLinspaceFunc" ):
                return visitor.visitLinspaceFunc(self)
            else:
                return visitor.visitChildren(self)


    class OklabToRgbFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def OKLAB_TO_RGB(self):
            return self.getToken(MathExprParser.OKLAB_TO_RGB, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterOklabToRgbFunc" ):
                listener.enterOklabToRgbFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitOklabToRgbFunc" ):
                listener.exitOklabToRgbFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitOklabToRgbFunc" ):
                return visitor.visitOklabToRgbFunc(self)
            else:
                return visitor.visitChildren(self)


    class ClampFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CLAMP(self):
            return self.getToken(MathExprParser.CLAMP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterClampFunc" ):
                listener.enterClampFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitClampFunc" ):
                listener.exitClampFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitClampFunc" ):
                return visitor.visitClampFunc(self)
            else:
                return visitor.visitChildren(self)


    class SineEaseFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SINE_EASE(self):
            return self.getToken(MathExprParser.SINE_EASE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSineEaseFunc" ):
                listener.enterSineEaseFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSineEaseFunc" ):
                listener.exitSineEaseFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSineEaseFunc" ):
                return visitor.visitSineEaseFunc(self)
            else:
                return visitor.visitChildren(self)


    class OverlayFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def OVERLAY(self):
            return self.getToken(MathExprParser.OVERLAY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterOverlayFunc" ):
                listener.enterOverlayFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitOverlayFunc" ):
                listener.exitOverlayFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitOverlayFunc" ):
                return visitor.visitOverlayFunc(self)
            else:
                return visitor.visitChildren(self)


    class TextImageFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def TEXT_IMAGE(self):
            return self.getToken(MathExprParser.TEXT_IMAGE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterTextImageFunc" ):
                listener.enterTextImageFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitTextImageFunc" ):
                listener.exitTextImageFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTextImageFunc" ):
                return visitor.visitTextImageFunc(self)
            else:
                return visitor.visitChildren(self)


    class RollFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ROLL(self):
            return self.getToken(MathExprParser.ROLL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRollFunc" ):
                listener.enterRollFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRollFunc" ):
                listener.exitRollFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRollFunc" ):
                return visitor.visitRollFunc(self)
            else:
                return visitor.visitChildren(self)


    class RgbToCielabFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RGB_TO_CIELAB(self):
            return self.getToken(MathExprParser.RGB_TO_CIELAB, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRgbToCielabFunc" ):
                listener.enterRgbToCielabFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRgbToCielabFunc" ):
                listener.exitRgbToCielabFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRgbToCielabFunc" ):
                return visitor.visitRgbToCielabFunc(self)
            else:
                return visitor.visitChildren(self)


    class MomentFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def MOMENT(self):
            return self.getToken(MathExprParser.MOMENT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMomentFunc" ):
                listener.enterMomentFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMomentFunc" ):
                listener.exitMomentFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMomentFunc" ):
                return visitor.visitMomentFunc(self)
            else:
                return visitor.visitChildren(self)


    class LerpFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def LERP(self):
            return self.getToken(MathExprParser.LERP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLerpFunc" ):
                listener.enterLerpFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLerpFunc" ):
                listener.exitLerpFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLerpFunc" ):
                return visitor.visitLerpFunc(self)
            else:
                return visitor.visitChildren(self)


    class RgbToHsvFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RGB_TO_HSV(self):
            return self.getToken(MathExprParser.RGB_TO_HSV, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRgbToHsvFunc" ):
                listener.enterRgbToHsvFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRgbToHsvFunc" ):
                listener.exitRgbToHsvFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRgbToHsvFunc" ):
                return visitor.visitRgbToHsvFunc(self)
            else:
                return visitor.visitChildren(self)


    class SifftFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SIFFT(self):
            return self.getToken(MathExprParser.SIFFT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSifftFunc" ):
                listener.enterSifftFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSifftFunc" ):
                listener.exitSifftFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSifftFunc" ):
                return visitor.visitSifftFunc(self)
            else:
                return visitor.visitChildren(self)


    class ElasticEaseFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def ELASTIC_EASE(self):
            return self.getToken(MathExprParser.ELASTIC_EASE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterElasticEaseFunc" ):
                listener.enterElasticEaseFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitElasticEaseFunc" ):
                listener.exitElasticEaseFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitElasticEaseFunc" ):
                return visitor.visitElasticEaseFunc(self)
            else:
                return visitor.visitChildren(self)


    class RangeFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def RANGE(self):
            return self.getToken(MathExprParser.RANGE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRangeFunc" ):
                listener.enterRangeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRangeFunc" ):
                listener.exitRangeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRangeFunc" ):
                return visitor.visitRangeFunc(self)
            else:
                return visitor.visitChildren(self)


    class CropFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def CROP(self):
            return self.getToken(MathExprParser.CROP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCropFunc" ):
                listener.enterCropFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCropFunc" ):
                listener.exitCropFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCropFunc" ):
                return visitor.visitCropFunc(self)
            else:
                return visitor.visitChildren(self)



    def func3(self):

        localctx = MathExprParser.Func3Context(self, self._ctx, self.state)
        self.enterRule(localctx, 58, self.RULE_func3)
        self._la = 0 # Token type
        try:
            self.state = 1526
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.CLAMP]:
                localctx = MathExprParser.ClampFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 1261
                self.match(MathExprParser.CLAMP)
                self.state = 1262
                self.match(MathExprParser.LPAREN)
                self.state = 1263
                self.expr()
                self.state = 1264
                self.match(MathExprParser.COMMA)
                self.state = 1265
                self.expr()
                self.state = 1266
                self.match(MathExprParser.COMMA)
                self.state = 1267
                self.expr()
                self.state = 1268
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LERP]:
                localctx = MathExprParser.LerpFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 1270
                self.match(MathExprParser.LERP)
                self.state = 1271
                self.match(MathExprParser.LPAREN)
                self.state = 1272
                self.expr()
                self.state = 1273
                self.match(MathExprParser.COMMA)
                self.state = 1274
                self.expr()
                self.state = 1275
                self.match(MathExprParser.COMMA)
                self.state = 1276
                self.expr()
                self.state = 1277
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SMOOTHSTEP]:
                localctx = MathExprParser.SmoothstepFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 1279
                self.match(MathExprParser.SMOOTHSTEP)
                self.state = 1280
                self.match(MathExprParser.LPAREN)
                self.state = 1281
                self.expr()
                self.state = 1282
                self.match(MathExprParser.COMMA)
                self.state = 1283
                self.expr()
                self.state = 1284
                self.match(MathExprParser.COMMA)
                self.state = 1285
                self.expr()
                self.state = 1286
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RANGE]:
                localctx = MathExprParser.RangeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 1288
                self.match(MathExprParser.RANGE)
                self.state = 1289
                self.match(MathExprParser.LPAREN)
                self.state = 1290
                self.expr()
                self.state = 1291
                self.match(MathExprParser.COMMA)
                self.state = 1292
                self.expr()
                self.state = 1293
                self.match(MathExprParser.COMMA)
                self.state = 1294
                self.expr()
                self.state = 1295
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MOMENT]:
                localctx = MathExprParser.MomentFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 1297
                self.match(MathExprParser.MOMENT)
                self.state = 1298
                self.match(MathExprParser.LPAREN)
                self.state = 1299
                self.expr()
                self.state = 1300
                self.match(MathExprParser.COMMA)
                self.state = 1301
                self.expr()
                self.state = 1302
                self.match(MathExprParser.COMMA)
                self.state = 1303
                self.expr()
                self.state = 1304
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CUBIC_EASE]:
                localctx = MathExprParser.CubicEaseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 1306
                self.match(MathExprParser.CUBIC_EASE)
                self.state = 1307
                self.match(MathExprParser.LPAREN)
                self.state = 1308
                self.expr()
                self.state = 1309
                self.match(MathExprParser.COMMA)
                self.state = 1310
                self.expr()
                self.state = 1311
                self.match(MathExprParser.COMMA)
                self.state = 1312
                self.expr()
                self.state = 1313
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ELASTIC_EASE]:
                localctx = MathExprParser.ElasticEaseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 1315
                self.match(MathExprParser.ELASTIC_EASE)
                self.state = 1316
                self.match(MathExprParser.LPAREN)
                self.state = 1317
                self.expr()
                self.state = 1318
                self.match(MathExprParser.COMMA)
                self.state = 1319
                self.expr()
                self.state = 1320
                self.match(MathExprParser.COMMA)
                self.state = 1321
                self.expr()
                self.state = 1322
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SINE_EASE]:
                localctx = MathExprParser.SineEaseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 1324
                self.match(MathExprParser.SINE_EASE)
                self.state = 1325
                self.match(MathExprParser.LPAREN)
                self.state = 1326
                self.expr()
                self.state = 1327
                self.match(MathExprParser.COMMA)
                self.state = 1328
                self.expr()
                self.state = 1329
                self.match(MathExprParser.COMMA)
                self.state = 1330
                self.expr()
                self.state = 1331
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SMOOTHERSTEP]:
                localctx = MathExprParser.SmootherstepFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 1333
                self.match(MathExprParser.SMOOTHERSTEP)
                self.state = 1334
                self.match(MathExprParser.LPAREN)
                self.state = 1335
                self.expr()
                self.state = 1336
                self.match(MathExprParser.COMMA)
                self.state = 1337
                self.expr()
                self.state = 1338
                self.match(MathExprParser.COMMA)
                self.state = 1339
                self.expr()
                self.state = 1340
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CROP]:
                localctx = MathExprParser.CropFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 1342
                self.match(MathExprParser.CROP)
                self.state = 1343
                self.match(MathExprParser.LPAREN)
                self.state = 1344
                self.expr()
                self.state = 1345
                self.match(MathExprParser.COMMA)
                self.state = 1346
                self.expr()
                self.state = 1347
                self.match(MathExprParser.COMMA)
                self.state = 1348
                self.expr()
                self.state = 1349
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SIFFT]:
                localctx = MathExprParser.SifftFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 1351
                self.match(MathExprParser.SIFFT)
                self.state = 1352
                self.match(MathExprParser.LPAREN)
                self.state = 1353
                self.expr()
                self.state = 1356
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1354
                    self.match(MathExprParser.COMMA)
                    self.state = 1355
                    self.expr()


                self.state = 1358
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.OVERLAY]:
                localctx = MathExprParser.OverlayFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 1360
                self.match(MathExprParser.OVERLAY)
                self.state = 1361
                self.match(MathExprParser.LPAREN)
                self.state = 1362
                self.expr()
                self.state = 1363
                self.match(MathExprParser.COMMA)
                self.state = 1364
                self.expr()
                self.state = 1365
                self.match(MathExprParser.COMMA)
                self.state = 1366
                self.expr()
                self.state = 1369
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1367
                    self.match(MathExprParser.COMMA)
                    self.state = 1368
                    self.expr()


                self.state = 1371
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LINSPACE]:
                localctx = MathExprParser.LinspaceFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 1373
                self.match(MathExprParser.LINSPACE)
                self.state = 1374
                self.match(MathExprParser.LPAREN)
                self.state = 1375
                self.expr()
                self.state = 1376
                self.match(MathExprParser.COMMA)
                self.state = 1377
                self.expr()
                self.state = 1378
                self.match(MathExprParser.COMMA)
                self.state = 1379
                self.expr()
                self.state = 1380
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.ROLL]:
                localctx = MathExprParser.RollFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 1382
                self.match(MathExprParser.ROLL)
                self.state = 1383
                self.match(MathExprParser.LPAREN)
                self.state = 1384
                self.expr()
                self.state = 1385
                self.match(MathExprParser.COMMA)
                self.state = 1386
                self.expr()
                self.state = 1389
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1387
                    self.match(MathExprParser.COMMA)
                    self.state = 1388
                    self.expr()


                self.state = 1391
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RGB_TO_OKLAB]:
                localctx = MathExprParser.RgbToOklabFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 1393
                self.match(MathExprParser.RGB_TO_OKLAB)
                self.state = 1394
                self.match(MathExprParser.LPAREN)
                self.state = 1395
                self.expr()
                self.state = 1401
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1396
                    self.match(MathExprParser.COMMA)
                    self.state = 1397
                    self.expr()
                    self.state = 1398
                    self.match(MathExprParser.COMMA)
                    self.state = 1399
                    self.expr()


                self.state = 1403
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RGB_TO_CIELAB]:
                localctx = MathExprParser.RgbToCielabFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 1405
                self.match(MathExprParser.RGB_TO_CIELAB)
                self.state = 1406
                self.match(MathExprParser.LPAREN)
                self.state = 1407
                self.expr()
                self.state = 1413
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1408
                    self.match(MathExprParser.COMMA)
                    self.state = 1409
                    self.expr()
                    self.state = 1410
                    self.match(MathExprParser.COMMA)
                    self.state = 1411
                    self.expr()


                self.state = 1415
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RGB_TO_HSV]:
                localctx = MathExprParser.RgbToHsvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 1417
                self.match(MathExprParser.RGB_TO_HSV)
                self.state = 1418
                self.match(MathExprParser.LPAREN)
                self.state = 1419
                self.expr()
                self.state = 1425
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,69,self._ctx)
                if la_ == 1:
                    self.state = 1420
                    self.match(MathExprParser.COMMA)
                    self.state = 1421
                    self.expr()
                    self.state = 1422
                    self.match(MathExprParser.COMMA)
                    self.state = 1423
                    self.expr()


                self.state = 1429
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1427
                    self.match(MathExprParser.COMMA)
                    self.state = 1428
                    self.expr()


                self.state = 1431
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.HSV_TO_RGB]:
                localctx = MathExprParser.HsvToRgbFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 1433
                self.match(MathExprParser.HSV_TO_RGB)
                self.state = 1434
                self.match(MathExprParser.LPAREN)
                self.state = 1435
                self.expr()
                self.state = 1441
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,71,self._ctx)
                if la_ == 1:
                    self.state = 1436
                    self.match(MathExprParser.COMMA)
                    self.state = 1437
                    self.expr()
                    self.state = 1438
                    self.match(MathExprParser.COMMA)
                    self.state = 1439
                    self.expr()


                self.state = 1445
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1443
                    self.match(MathExprParser.COMMA)
                    self.state = 1444
                    self.expr()


                self.state = 1447
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.WHERE]:
                localctx = MathExprParser.WhereFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 1449
                self.match(MathExprParser.WHERE)
                self.state = 1450
                self.match(MathExprParser.LPAREN)
                self.state = 1451
                self.expr()
                self.state = 1452
                self.match(MathExprParser.COMMA)
                self.state = 1453
                self.expr()
                self.state = 1454
                self.match(MathExprParser.COMMA)
                self.state = 1455
                self.expr()
                self.state = 1456
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.OKLAB_TO_RGB]:
                localctx = MathExprParser.OklabToRgbFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 1458
                self.match(MathExprParser.OKLAB_TO_RGB)
                self.state = 1459
                self.match(MathExprParser.LPAREN)
                self.state = 1460
                self.expr()
                self.state = 1466
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1461
                    self.match(MathExprParser.COMMA)
                    self.state = 1462
                    self.expr()
                    self.state = 1463
                    self.match(MathExprParser.COMMA)
                    self.state = 1464
                    self.expr()


                self.state = 1468
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CIELAB_TO_RGB]:
                localctx = MathExprParser.CielabToRgbFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 1470
                self.match(MathExprParser.CIELAB_TO_RGB)
                self.state = 1471
                self.match(MathExprParser.LPAREN)
                self.state = 1472
                self.expr()
                self.state = 1478
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1473
                    self.match(MathExprParser.COMMA)
                    self.state = 1474
                    self.expr()
                    self.state = 1475
                    self.match(MathExprParser.COMMA)
                    self.state = 1476
                    self.expr()


                self.state = 1480
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.TEXT_IMAGE]:
                localctx = MathExprParser.TextImageFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 22)
                self.state = 1482
                self.match(MathExprParser.TEXT_IMAGE)
                self.state = 1483
                self.match(MathExprParser.LPAREN)
                self.state = 1484
                self.expr()
                self.state = 1485
                self.match(MathExprParser.COMMA)
                self.state = 1486
                self.expr()
                self.state = 1487
                self.match(MathExprParser.COMMA)
                self.state = 1488
                self.expr()
                self.state = 1491
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,75,self._ctx)
                if la_ == 1:
                    self.state = 1489
                    self.match(MathExprParser.COMMA)
                    self.state = 1490
                    self.expr()


                self.state = 1495
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,76,self._ctx)
                if la_ == 1:
                    self.state = 1493
                    self.match(MathExprParser.COMMA)
                    self.state = 1494
                    self.expr()


                self.state = 1499
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,77,self._ctx)
                if la_ == 1:
                    self.state = 1497
                    self.match(MathExprParser.COMMA)
                    self.state = 1498
                    self.expr()


                self.state = 1503
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,78,self._ctx)
                if la_ == 1:
                    self.state = 1501
                    self.match(MathExprParser.COMMA)
                    self.state = 1502
                    self.expr()


                self.state = 1507
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,79,self._ctx)
                if la_ == 1:
                    self.state = 1505
                    self.match(MathExprParser.COMMA)
                    self.state = 1506
                    self.expr()


                self.state = 1511
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1509
                    self.match(MathExprParser.COMMA)
                    self.state = 1510
                    self.expr()


                self.state = 1513
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.COORDS]:
                localctx = MathExprParser.CoordsFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 23)
                self.state = 1515
                self.match(MathExprParser.COORDS)
                self.state = 1516
                self.match(MathExprParser.LPAREN)
                self.state = 1517
                self.expr()
                self.state = 1518
                self.match(MathExprParser.COMMA)
                self.state = 1519
                self.expr()
                self.state = 1522
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1520
                    self.match(MathExprParser.COMMA)
                    self.state = 1521
                    self.expr()


                self.state = 1524
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Func4Context(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_func4

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class DistFuncContext(Func4Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func4Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def DIST(self):
            return self.getToken(MathExprParser.DIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDistFunc" ):
                listener.enterDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDistFunc" ):
                listener.exitDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDistFunc" ):
                return visitor.visitDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class HistogramFuncContext(Func4Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func4Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def HISTOGRAM(self):
            return self.getToken(MathExprParser.HISTOGRAM, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterHistogramFunc" ):
                listener.enterHistogramFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitHistogramFunc" ):
                listener.exitHistogramFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitHistogramFunc" ):
                return visitor.visitHistogramFunc(self)
            else:
                return visitor.visitChildren(self)


    class LogspaceFuncContext(Func4Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func4Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def LOGSPACE(self):
            return self.getToken(MathExprParser.LOGSPACE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLogspaceFunc" ):
                listener.enterLogspaceFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLogspaceFunc" ):
                listener.exitLogspaceFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLogspaceFunc" ):
                return visitor.visitLogspaceFunc(self)
            else:
                return visitor.visitChildren(self)


    class NvlFuncContext(Func4Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func4Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def NVL(self):
            return self.getToken(MathExprParser.NVL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterNvlFunc" ):
                listener.enterNvlFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitNvlFunc" ):
                listener.exitNvlFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitNvlFunc" ):
                return visitor.visitNvlFunc(self)
            else:
                return visitor.visitChildren(self)


    class SwapFuncContext(Func4Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func4Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def SWAP(self):
            return self.getToken(MathExprParser.SWAP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSwapFunc" ):
                listener.enterSwapFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSwapFunc" ):
                listener.exitSwapFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSwapFunc" ):
                return visitor.visitSwapFunc(self)
            else:
                return visitor.visitChildren(self)



    def func4(self):

        localctx = MathExprParser.Func4Context(self, self._ctx, self.state)
        self.enterRule(localctx, 60, self.RULE_func4)
        try:
            self.state = 1583
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.SWAP]:
                localctx = MathExprParser.SwapFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 1528
                self.match(MathExprParser.SWAP)
                self.state = 1529
                self.match(MathExprParser.LPAREN)
                self.state = 1530
                self.expr()
                self.state = 1531
                self.match(MathExprParser.COMMA)
                self.state = 1532
                self.expr()
                self.state = 1533
                self.match(MathExprParser.COMMA)
                self.state = 1534
                self.expr()
                self.state = 1535
                self.match(MathExprParser.COMMA)
                self.state = 1536
                self.expr()
                self.state = 1537
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.NVL]:
                localctx = MathExprParser.NvlFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 1539
                self.match(MathExprParser.NVL)
                self.state = 1540
                self.match(MathExprParser.LPAREN)
                self.state = 1541
                self.expr()
                self.state = 1542
                self.match(MathExprParser.COMMA)
                self.state = 1543
                self.expr()
                self.state = 1544
                self.match(MathExprParser.COMMA)
                self.state = 1545
                self.expr()
                self.state = 1546
                self.match(MathExprParser.COMMA)
                self.state = 1547
                self.expr()
                self.state = 1548
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LOGSPACE]:
                localctx = MathExprParser.LogspaceFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 1550
                self.match(MathExprParser.LOGSPACE)
                self.state = 1551
                self.match(MathExprParser.LPAREN)
                self.state = 1552
                self.expr()
                self.state = 1553
                self.match(MathExprParser.COMMA)
                self.state = 1554
                self.expr()
                self.state = 1555
                self.match(MathExprParser.COMMA)
                self.state = 1556
                self.expr()
                self.state = 1557
                self.match(MathExprParser.COMMA)
                self.state = 1558
                self.expr()
                self.state = 1559
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.DIST]:
                localctx = MathExprParser.DistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 1561
                self.match(MathExprParser.DIST)
                self.state = 1562
                self.match(MathExprParser.LPAREN)
                self.state = 1563
                self.expr()
                self.state = 1564
                self.match(MathExprParser.COMMA)
                self.state = 1565
                self.expr()
                self.state = 1566
                self.match(MathExprParser.COMMA)
                self.state = 1567
                self.expr()
                self.state = 1568
                self.match(MathExprParser.COMMA)
                self.state = 1569
                self.expr()
                self.state = 1570
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.HISTOGRAM]:
                localctx = MathExprParser.HistogramFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 1572
                self.match(MathExprParser.HISTOGRAM)
                self.state = 1573
                self.match(MathExprParser.LPAREN)
                self.state = 1574
                self.expr()
                self.state = 1575
                self.match(MathExprParser.COMMA)
                self.state = 1576
                self.expr()
                self.state = 1577
                self.match(MathExprParser.COMMA)
                self.state = 1578
                self.expr()
                self.state = 1579
                self.match(MathExprParser.COMMA)
                self.state = 1580
                self.expr()
                self.state = 1581
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class Func5Context(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_func5

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class DiagonalMatrixFuncContext(Func5Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func5Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def DIAG(self):
            return self.getToken(MathExprParser.DIAG, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDiagonalMatrixFunc" ):
                listener.enterDiagonalMatrixFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDiagonalMatrixFunc" ):
                listener.exitDiagonalMatrixFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDiagonalMatrixFunc" ):
                return visitor.visitDiagonalMatrixFunc(self)
            else:
                return visitor.visitChildren(self)


    class RemapFuncContext(Func5Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func5Context
            super().__init__(parser)
            self.copyFrom(ctx)

        def REMAP(self):
            return self.getToken(MathExprParser.REMAP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRemapFunc" ):
                listener.enterRemapFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRemapFunc" ):
                listener.exitRemapFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRemapFunc" ):
                return visitor.visitRemapFunc(self)
            else:
                return visitor.visitChildren(self)



    def func5(self):

        localctx = MathExprParser.Func5Context(self, self._ctx, self.state)
        self.enterRule(localctx, 62, self.RULE_func5)
        self._la = 0 # Token type
        try:
            self.state = 1617
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.REMAP]:
                localctx = MathExprParser.RemapFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 1585
                self.match(MathExprParser.REMAP)
                self.state = 1586
                self.match(MathExprParser.LPAREN)
                self.state = 1587
                self.expr()
                self.state = 1588
                self.match(MathExprParser.COMMA)
                self.state = 1589
                self.expr()
                self.state = 1590
                self.match(MathExprParser.COMMA)
                self.state = 1591
                self.expr()
                self.state = 1592
                self.match(MathExprParser.COMMA)
                self.state = 1593
                self.expr()
                self.state = 1594
                self.match(MathExprParser.COMMA)
                self.state = 1595
                self.expr()
                self.state = 1596
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.DIAG]:
                localctx = MathExprParser.DiagonalMatrixFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 1598
                self.match(MathExprParser.DIAG)
                self.state = 1599
                self.match(MathExprParser.LPAREN)
                self.state = 1600
                self.expr()
                self.state = 1601
                self.match(MathExprParser.COMMA)
                self.state = 1602
                self.expr()
                self.state = 1613
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1603
                    self.match(MathExprParser.COMMA)
                    self.state = 1604
                    self.expr()
                    self.state = 1611
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if _la==MathExprParser.COMMA:
                        self.state = 1605
                        self.match(MathExprParser.COMMA)
                        self.state = 1606
                        self.expr()
                        self.state = 1609
                        self._errHandler.sync(self)
                        _la = self._input.LA(1)
                        if _la==MathExprParser.COMMA:
                            self.state = 1607
                            self.match(MathExprParser.COMMA)
                            self.state = 1608
                            self.expr()






                self.state = 1615
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FuncNContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_funcN

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class SMaxFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def SMAX(self):
            return self.getToken(MathExprParser.SMAX, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSMaxFunc" ):
                listener.enterSMaxFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSMaxFunc" ):
                listener.exitSMaxFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSMaxFunc" ):
                return visitor.visitSMaxFunc(self)
            else:
                return visitor.visitChildren(self)


    class MapFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def MAP(self):
            return self.getToken(MathExprParser.MAP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterMapFunc" ):
                listener.enterMapFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitMapFunc" ):
                listener.exitMapFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMapFunc" ):
                return visitor.visitMapFunc(self)
            else:
                return visitor.visitChildren(self)


    class ConcatFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CONCAT(self):
            return self.getToken(MathExprParser.CONCAT, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterConcatFunc" ):
                listener.enterConcatFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitConcatFunc" ):
                listener.exitConcatFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConcatFunc" ):
                return visitor.visitConcatFunc(self)
            else:
                return visitor.visitChildren(self)


    class SqueezeFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def SQUEEZE(self):
            return self.getToken(MathExprParser.SQUEEZE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSqueezeFunc" ):
                listener.enterSqueezeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSqueezeFunc" ):
                listener.exitSqueezeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSqueezeFunc" ):
                return visitor.visitSqueezeFunc(self)
            else:
                return visitor.visitChildren(self)


    class EzConvFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def EZCONV(self):
            return self.getToken(MathExprParser.EZCONV, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterEzConvFunc" ):
                listener.enterEzConvFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitEzConvFunc" ):
                listener.exitEzConvFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEzConvFunc" ):
                return visitor.visitEzConvFunc(self)
            else:
                return visitor.visitChildren(self)


    class ReshapeFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RESHAPE(self):
            return self.getToken(MathExprParser.RESHAPE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterReshapeFunc" ):
                listener.enterReshapeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitReshapeFunc" ):
                listener.exitReshapeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReshapeFunc" ):
                return visitor.visitReshapeFunc(self)
            else:
                return visitor.visitChildren(self)


    class UnsqueezeFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def UNSQUEEZE(self):
            return self.getToken(MathExprParser.UNSQUEEZE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterUnsqueezeFunc" ):
                listener.enterUnsqueezeFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitUnsqueezeFunc" ):
                listener.exitUnsqueezeFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitUnsqueezeFunc" ):
                return visitor.visitUnsqueezeFunc(self)
            else:
                return visitor.visitChildren(self)


    class SMinFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def SMIN(self):
            return self.getToken(MathExprParser.SMIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterSMinFunc" ):
                listener.enterSMinFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitSMinFunc" ):
                listener.exitSMinFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSMinFunc" ):
                return visitor.visitSMinFunc(self)
            else:
                return visitor.visitChildren(self)


    class ConvFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CONV(self):
            return self.getToken(MathExprParser.CONV, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterConvFunc" ):
                listener.enterConvFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitConvFunc" ):
                listener.exitConvFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConvFunc" ):
                return visitor.visitConvFunc(self)
            else:
                return visitor.visitChildren(self)



    def funcN(self):

        localctx = MathExprParser.FuncNContext(self, self._ctx, self.state)
        self.enterRule(localctx, 64, self.RULE_funcN)
        self._la = 0 # Token type
        try:
            self.state = 1710
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.SMIN]:
                localctx = MathExprParser.SMinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 1619
                self.match(MathExprParser.SMIN)
                self.state = 1620
                self.match(MathExprParser.LPAREN)
                self.state = 1621
                self.expr()
                self.state = 1626
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==MathExprParser.COMMA:
                    self.state = 1622
                    self.match(MathExprParser.COMMA)
                    self.state = 1623
                    self.expr()
                    self.state = 1628
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 1629
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SMAX]:
                localctx = MathExprParser.SMaxFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 1631
                self.match(MathExprParser.SMAX)
                self.state = 1632
                self.match(MathExprParser.LPAREN)
                self.state = 1633
                self.expr()
                self.state = 1638
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==MathExprParser.COMMA:
                    self.state = 1634
                    self.match(MathExprParser.COMMA)
                    self.state = 1635
                    self.expr()
                    self.state = 1640
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 1641
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.MAP]:
                localctx = MathExprParser.MapFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 1643
                self.match(MathExprParser.MAP)
                self.state = 1644
                self.match(MathExprParser.LPAREN)
                self.state = 1645
                self.expr()
                self.state = 1648 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 1646
                    self.match(MathExprParser.COMMA)
                    self.state = 1647
                    self.expr()
                    self.state = 1650 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==MathExprParser.COMMA):
                        break

                self.state = 1652
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.EZCONV]:
                localctx = MathExprParser.EzConvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 1654
                self.match(MathExprParser.EZCONV)
                self.state = 1655
                self.match(MathExprParser.LPAREN)
                self.state = 1656
                self.expr()
                self.state = 1659 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 1657
                    self.match(MathExprParser.COMMA)
                    self.state = 1658
                    self.expr()
                    self.state = 1661 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==MathExprParser.COMMA):
                        break

                self.state = 1663
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CONV]:
                localctx = MathExprParser.ConvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 1665
                self.match(MathExprParser.CONV)
                self.state = 1666
                self.match(MathExprParser.LPAREN)
                self.state = 1667
                self.expr()
                self.state = 1670 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 1668
                    self.match(MathExprParser.COMMA)
                    self.state = 1669
                    self.expr()
                    self.state = 1672 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==MathExprParser.COMMA):
                        break

                self.state = 1674
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RESHAPE]:
                localctx = MathExprParser.ReshapeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 1676
                self.match(MathExprParser.RESHAPE)
                self.state = 1677
                self.match(MathExprParser.LPAREN)
                self.state = 1678
                self.expr()
                self.state = 1679
                self.match(MathExprParser.COMMA)
                self.state = 1680
                self.expr()
                self.state = 1681
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.SQUEEZE]:
                localctx = MathExprParser.SqueezeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 1683
                self.match(MathExprParser.SQUEEZE)
                self.state = 1684
                self.match(MathExprParser.LPAREN)
                self.state = 1685
                self.expr()
                self.state = 1688
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1686
                    self.match(MathExprParser.COMMA)
                    self.state = 1687
                    self.expr()


                self.state = 1690
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.UNSQUEEZE]:
                localctx = MathExprParser.UnsqueezeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 1692
                self.match(MathExprParser.UNSQUEEZE)
                self.state = 1693
                self.match(MathExprParser.LPAREN)
                self.state = 1694
                self.expr()
                self.state = 1695
                self.match(MathExprParser.COMMA)
                self.state = 1696
                self.expr()
                self.state = 1697
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CONCAT]:
                localctx = MathExprParser.ConcatFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 1699
                self.match(MathExprParser.CONCAT)
                self.state = 1700
                self.match(MathExprParser.LPAREN)
                self.state = 1701
                self.expr()
                self.state = 1704 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 1702
                    self.match(MathExprParser.COMMA)
                    self.state = 1703
                    self.expr()
                    self.state = 1706 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==MathExprParser.COMMA):
                        break

                self.state = 1708
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx


    class FuncNoiseContext(ParserRuleContext):
        __slots__ = 'parser'

        def __init__(self, parser, parent:ParserRuleContext=None, invokingState:int=-1):
            super().__init__(parent, invokingState)
            self.parser = parser


        def getRuleIndex(self):
            return MathExprParser.RULE_funcNoise

     
        def copyFrom(self, ctx:ParserRuleContext):
            super().copyFrom(ctx)



    class ExponentialFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def EXPONENTIAL(self):
            return self.getToken(MathExprParser.EXPONENTIAL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterExponentialFunc" ):
                listener.enterExponentialFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitExponentialFunc" ):
                listener.exitExponentialFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExponentialFunc" ):
                return visitor.visitExponentialFunc(self)
            else:
                return visitor.visitChildren(self)


    class PoissonFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def POISSON(self):
            return self.getToken(MathExprParser.POISSON, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPoissonFunc" ):
                listener.enterPoissonFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPoissonFunc" ):
                listener.exitPoissonFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPoissonFunc" ):
                return visitor.visitPoissonFunc(self)
            else:
                return visitor.visitChildren(self)


    class LaplaceDistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LAPLACEDIST(self):
            return self.getToken(MathExprParser.LAPLACEDIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLaplaceDistFunc" ):
                listener.enterLaplaceDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLaplaceDistFunc" ):
                listener.exitLaplaceDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLaplaceDistFunc" ):
                return visitor.visitLaplaceDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class CellularFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CELLULAR(self):
            return self.getToken(MathExprParser.CELLULAR, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCellularFunc" ):
                listener.enterCellularFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCellularFunc" ):
                listener.exitCellularFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCellularFunc" ):
                return visitor.visitCellularFunc(self)
            else:
                return visitor.visitChildren(self)


    class NoiseFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def NOISE(self):
            return self.getToken(MathExprParser.NOISE, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterNoiseFunc" ):
                listener.enterNoiseFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitNoiseFunc" ):
                listener.exitNoiseFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitNoiseFunc" ):
                return visitor.visitNoiseFunc(self)
            else:
                return visitor.visitChildren(self)


    class BetaDistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def BETADIST(self):
            return self.getToken(MathExprParser.BETADIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBetaDistFunc" ):
                listener.enterBetaDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBetaDistFunc" ):
                listener.exitBetaDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBetaDistFunc" ):
                return visitor.visitBetaDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class BernoulliFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def BERNOULLI(self):
            return self.getToken(MathExprParser.BERNOULLI, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterBernoulliFunc" ):
                listener.enterBernoulliFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitBernoulliFunc" ):
                listener.exitBernoulliFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBernoulliFunc" ):
                return visitor.visitBernoulliFunc(self)
            else:
                return visitor.visitChildren(self)


    class GammaDistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def GAMMADIST(self):
            return self.getToken(MathExprParser.GAMMADIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGammaDistFunc" ):
                listener.enterGammaDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGammaDistFunc" ):
                listener.exitGammaDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGammaDistFunc" ):
                return visitor.visitGammaDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class WeibullDistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def WEIBULLDIST(self):
            return self.getToken(MathExprParser.WEIBULLDIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterWeibullDistFunc" ):
                listener.enterWeibullDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitWeibullDistFunc" ):
                listener.exitWeibullDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitWeibullDistFunc" ):
                return visitor.visitWeibullDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class LogNormalFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def LOGNORMAL(self):
            return self.getToken(MathExprParser.LOGNORMAL, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterLogNormalFunc" ):
                listener.enterLogNormalFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitLogNormalFunc" ):
                listener.exitLogNormalFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLogNormalFunc" ):
                return visitor.visitLogNormalFunc(self)
            else:
                return visitor.visitChildren(self)


    class PerlinFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def PERLIN(self):
            return self.getToken(MathExprParser.PERLIN, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPerlinFunc" ):
                listener.enterPerlinFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPerlinFunc" ):
                listener.exitPerlinFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPerlinFunc" ):
                return visitor.visitPerlinFunc(self)
            else:
                return visitor.visitChildren(self)


    class PlasmaFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def PLASMA(self):
            return self.getToken(MathExprParser.PLASMA, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterPlasmaFunc" ):
                listener.enterPlasmaFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitPlasmaFunc" ):
                listener.exitPlasmaFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPlasmaFunc" ):
                return visitor.visitPlasmaFunc(self)
            else:
                return visitor.visitChildren(self)


    class DomainWarpFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def DOMAIN_WARP(self):
            return self.getToken(MathExprParser.DOMAIN_WARP, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterDomainWarpFunc" ):
                listener.enterDomainWarpFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitDomainWarpFunc" ):
                listener.exitDomainWarpFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDomainWarpFunc" ):
                return visitor.visitDomainWarpFunc(self)
            else:
                return visitor.visitChildren(self)


    class RidgedFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RIDGED(self):
            return self.getToken(MathExprParser.RIDGED, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRidgedFunc" ):
                listener.enterRidgedFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRidgedFunc" ):
                listener.exitRidgedFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRidgedFunc" ):
                return visitor.visitRidgedFunc(self)
            else:
                return visitor.visitChildren(self)


    class GumbelDistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def GUMBELDIST(self):
            return self.getToken(MathExprParser.GUMBELDIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterGumbelDistFunc" ):
                listener.enterGumbelDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitGumbelDistFunc" ):
                listener.exitGumbelDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGumbelDistFunc" ):
                return visitor.visitGumbelDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class CauchyFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CAUCHY(self):
            return self.getToken(MathExprParser.CAUCHY, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterCauchyFunc" ):
                listener.enterCauchyFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitCauchyFunc" ):
                listener.exitCauchyFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCauchyFunc" ):
                return visitor.visitCauchyFunc(self)
            else:
                return visitor.visitChildren(self)


    class StudentTDistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def STUDENTTDIST(self):
            return self.getToken(MathExprParser.STUDENTTDIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterStudentTDistFunc" ):
                listener.enterStudentTDistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitStudentTDistFunc" ):
                listener.exitStudentTDistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStudentTDistFunc" ):
                return visitor.visitStudentTDistFunc(self)
            else:
                return visitor.visitChildren(self)


    class Chi2DistFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def CHI2DIST(self):
            return self.getToken(MathExprParser.CHI2DIST, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def COMMA(self, i:int=None):
            if i is None:
                return self.getTokens(MathExprParser.COMMA)
            else:
                return self.getToken(MathExprParser.COMMA, i)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterChi2DistFunc" ):
                listener.enterChi2DistFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitChi2DistFunc" ):
                listener.exitChi2DistFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitChi2DistFunc" ):
                return visitor.visitChi2DistFunc(self)
            else:
                return visitor.visitChildren(self)


    class RandFuncContext(FuncNoiseContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNoiseContext
            super().__init__(parser)
            self.copyFrom(ctx)

        def RAND(self):
            return self.getToken(MathExprParser.RAND, 0)
        def LPAREN(self):
            return self.getToken(MathExprParser.LPAREN, 0)
        def expr(self, i:int=None):
            if i is None:
                return self.getTypedRuleContexts(MathExprParser.ExprContext)
            else:
                return self.getTypedRuleContext(MathExprParser.ExprContext,i)

        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)
        def COMMA(self):
            return self.getToken(MathExprParser.COMMA, 0)

        def enterRule(self, listener:ParseTreeListener):
            if hasattr( listener, "enterRandFunc" ):
                listener.enterRandFunc(self)

        def exitRule(self, listener:ParseTreeListener):
            if hasattr( listener, "exitRandFunc" ):
                listener.exitRandFunc(self)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRandFunc" ):
                return visitor.visitRandFunc(self)
            else:
                return visitor.visitChildren(self)



    def funcNoise(self):

        localctx = MathExprParser.FuncNoiseContext(self, self._ctx, self.state)
        self.enterRule(localctx, 66, self.RULE_funcNoise)
        self._la = 0 # Token type
        try:
            self.state = 1979
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [MathExprParser.NOISE]:
                localctx = MathExprParser.NoiseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 1712
                self.match(MathExprParser.NOISE)
                self.state = 1713
                self.match(MathExprParser.LPAREN)
                self.state = 1714
                self.expr()
                self.state = 1717
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1715
                    self.match(MathExprParser.COMMA)
                    self.state = 1716
                    self.expr()


                self.state = 1719
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RAND]:
                localctx = MathExprParser.RandFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 1721
                self.match(MathExprParser.RAND)
                self.state = 1722
                self.match(MathExprParser.LPAREN)
                self.state = 1723
                self.expr()
                self.state = 1726
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1724
                    self.match(MathExprParser.COMMA)
                    self.state = 1725
                    self.expr()


                self.state = 1728
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.EXPONENTIAL]:
                localctx = MathExprParser.ExponentialFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 1730
                self.match(MathExprParser.EXPONENTIAL)
                self.state = 1731
                self.match(MathExprParser.LPAREN)
                self.state = 1732
                self.expr()
                self.state = 1733
                self.match(MathExprParser.COMMA)
                self.state = 1734
                self.expr()
                self.state = 1737
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1735
                    self.match(MathExprParser.COMMA)
                    self.state = 1736
                    self.expr()


                self.state = 1739
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BERNOULLI]:
                localctx = MathExprParser.BernoulliFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 1741
                self.match(MathExprParser.BERNOULLI)
                self.state = 1742
                self.match(MathExprParser.LPAREN)
                self.state = 1743
                self.expr()
                self.state = 1744
                self.match(MathExprParser.COMMA)
                self.state = 1745
                self.expr()
                self.state = 1748
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1746
                    self.match(MathExprParser.COMMA)
                    self.state = 1747
                    self.expr()


                self.state = 1750
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.POISSON]:
                localctx = MathExprParser.PoissonFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 1752
                self.match(MathExprParser.POISSON)
                self.state = 1753
                self.match(MathExprParser.LPAREN)
                self.state = 1754
                self.expr()
                self.state = 1755
                self.match(MathExprParser.COMMA)
                self.state = 1756
                self.expr()
                self.state = 1759
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1757
                    self.match(MathExprParser.COMMA)
                    self.state = 1758
                    self.expr()


                self.state = 1761
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CAUCHY]:
                localctx = MathExprParser.CauchyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 1763
                self.match(MathExprParser.CAUCHY)
                self.state = 1764
                self.match(MathExprParser.LPAREN)
                self.state = 1765
                self.expr()
                self.state = 1766
                self.match(MathExprParser.COMMA)
                self.state = 1767
                self.expr()
                self.state = 1768
                self.match(MathExprParser.COMMA)
                self.state = 1769
                self.expr()
                self.state = 1772
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1770
                    self.match(MathExprParser.COMMA)
                    self.state = 1771
                    self.expr()


                self.state = 1774
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LOGNORMAL]:
                localctx = MathExprParser.LogNormalFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 1776
                self.match(MathExprParser.LOGNORMAL)
                self.state = 1777
                self.match(MathExprParser.LPAREN)
                self.state = 1778
                self.expr()
                self.state = 1779
                self.match(MathExprParser.COMMA)
                self.state = 1780
                self.expr()
                self.state = 1781
                self.match(MathExprParser.COMMA)
                self.state = 1782
                self.expr()
                self.state = 1785
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1783
                    self.match(MathExprParser.COMMA)
                    self.state = 1784
                    self.expr()


                self.state = 1787
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GAMMADIST]:
                localctx = MathExprParser.GammaDistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 1789
                self.match(MathExprParser.GAMMADIST)
                self.state = 1790
                self.match(MathExprParser.LPAREN)
                self.state = 1791
                self.expr()
                self.state = 1792
                self.match(MathExprParser.COMMA)
                self.state = 1793
                self.expr()
                self.state = 1794
                self.match(MathExprParser.COMMA)
                self.state = 1795
                self.expr()
                self.state = 1798
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1796
                    self.match(MathExprParser.COMMA)
                    self.state = 1797
                    self.expr()


                self.state = 1800
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.BETADIST]:
                localctx = MathExprParser.BetaDistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 1802
                self.match(MathExprParser.BETADIST)
                self.state = 1803
                self.match(MathExprParser.LPAREN)
                self.state = 1804
                self.expr()
                self.state = 1805
                self.match(MathExprParser.COMMA)
                self.state = 1806
                self.expr()
                self.state = 1807
                self.match(MathExprParser.COMMA)
                self.state = 1808
                self.expr()
                self.state = 1811
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1809
                    self.match(MathExprParser.COMMA)
                    self.state = 1810
                    self.expr()


                self.state = 1813
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.LAPLACEDIST]:
                localctx = MathExprParser.LaplaceDistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 1815
                self.match(MathExprParser.LAPLACEDIST)
                self.state = 1816
                self.match(MathExprParser.LPAREN)
                self.state = 1817
                self.expr()
                self.state = 1818
                self.match(MathExprParser.COMMA)
                self.state = 1819
                self.expr()
                self.state = 1820
                self.match(MathExprParser.COMMA)
                self.state = 1821
                self.expr()
                self.state = 1824
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1822
                    self.match(MathExprParser.COMMA)
                    self.state = 1823
                    self.expr()


                self.state = 1826
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.GUMBELDIST]:
                localctx = MathExprParser.GumbelDistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 1828
                self.match(MathExprParser.GUMBELDIST)
                self.state = 1829
                self.match(MathExprParser.LPAREN)
                self.state = 1830
                self.expr()
                self.state = 1831
                self.match(MathExprParser.COMMA)
                self.state = 1832
                self.expr()
                self.state = 1833
                self.match(MathExprParser.COMMA)
                self.state = 1834
                self.expr()
                self.state = 1837
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1835
                    self.match(MathExprParser.COMMA)
                    self.state = 1836
                    self.expr()


                self.state = 1839
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.WEIBULLDIST]:
                localctx = MathExprParser.WeibullDistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 1841
                self.match(MathExprParser.WEIBULLDIST)
                self.state = 1842
                self.match(MathExprParser.LPAREN)
                self.state = 1843
                self.expr()
                self.state = 1844
                self.match(MathExprParser.COMMA)
                self.state = 1845
                self.expr()
                self.state = 1846
                self.match(MathExprParser.COMMA)
                self.state = 1847
                self.expr()
                self.state = 1850
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1848
                    self.match(MathExprParser.COMMA)
                    self.state = 1849
                    self.expr()


                self.state = 1852
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CHI2DIST]:
                localctx = MathExprParser.Chi2DistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 1854
                self.match(MathExprParser.CHI2DIST)
                self.state = 1855
                self.match(MathExprParser.LPAREN)
                self.state = 1856
                self.expr()
                self.state = 1857
                self.match(MathExprParser.COMMA)
                self.state = 1858
                self.expr()
                self.state = 1861
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1859
                    self.match(MathExprParser.COMMA)
                    self.state = 1860
                    self.expr()


                self.state = 1863
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.STUDENTTDIST]:
                localctx = MathExprParser.StudentTDistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 1865
                self.match(MathExprParser.STUDENTTDIST)
                self.state = 1866
                self.match(MathExprParser.LPAREN)
                self.state = 1867
                self.expr()
                self.state = 1868
                self.match(MathExprParser.COMMA)
                self.state = 1869
                self.expr()
                self.state = 1872
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1870
                    self.match(MathExprParser.COMMA)
                    self.state = 1871
                    self.expr()


                self.state = 1874
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PERLIN]:
                localctx = MathExprParser.PerlinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 1876
                self.match(MathExprParser.PERLIN)
                self.state = 1877
                self.match(MathExprParser.LPAREN)
                self.state = 1878
                self.expr()
                self.state = 1879
                self.match(MathExprParser.COMMA)
                self.state = 1880
                self.expr()
                self.state = 1883
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,110,self._ctx)
                if la_ == 1:
                    self.state = 1881
                    self.match(MathExprParser.COMMA)
                    self.state = 1882
                    self.expr()


                self.state = 1887
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,111,self._ctx)
                if la_ == 1:
                    self.state = 1885
                    self.match(MathExprParser.COMMA)
                    self.state = 1886
                    self.expr()


                self.state = 1891
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1889
                    self.match(MathExprParser.COMMA)
                    self.state = 1890
                    self.expr()


                self.state = 1893
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.CELLULAR]:
                localctx = MathExprParser.CellularFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 1895
                self.match(MathExprParser.CELLULAR)
                self.state = 1896
                self.match(MathExprParser.LPAREN)
                self.state = 1897
                self.expr()
                self.state = 1898
                self.match(MathExprParser.COMMA)
                self.state = 1899
                self.expr()
                self.state = 1902
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,113,self._ctx)
                if la_ == 1:
                    self.state = 1900
                    self.match(MathExprParser.COMMA)
                    self.state = 1901
                    self.expr()


                self.state = 1906
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,114,self._ctx)
                if la_ == 1:
                    self.state = 1904
                    self.match(MathExprParser.COMMA)
                    self.state = 1905
                    self.expr()


                self.state = 1910
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1908
                    self.match(MathExprParser.COMMA)
                    self.state = 1909
                    self.expr()


                self.state = 1912
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.PLASMA]:
                localctx = MathExprParser.PlasmaFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 1914
                self.match(MathExprParser.PLASMA)
                self.state = 1915
                self.match(MathExprParser.LPAREN)
                self.state = 1916
                self.expr()
                self.state = 1917
                self.match(MathExprParser.COMMA)
                self.state = 1918
                self.expr()
                self.state = 1921
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,116,self._ctx)
                if la_ == 1:
                    self.state = 1919
                    self.match(MathExprParser.COMMA)
                    self.state = 1920
                    self.expr()


                self.state = 1925
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,117,self._ctx)
                if la_ == 1:
                    self.state = 1923
                    self.match(MathExprParser.COMMA)
                    self.state = 1924
                    self.expr()


                self.state = 1929
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1927
                    self.match(MathExprParser.COMMA)
                    self.state = 1928
                    self.expr()


                self.state = 1931
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.RIDGED]:
                localctx = MathExprParser.RidgedFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 1933
                self.match(MathExprParser.RIDGED)
                self.state = 1934
                self.match(MathExprParser.LPAREN)
                self.state = 1935
                self.expr()
                self.state = 1936
                self.match(MathExprParser.COMMA)
                self.state = 1937
                self.expr()
                self.state = 1940
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,119,self._ctx)
                if la_ == 1:
                    self.state = 1938
                    self.match(MathExprParser.COMMA)
                    self.state = 1939
                    self.expr()


                self.state = 1944
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,120,self._ctx)
                if la_ == 1:
                    self.state = 1942
                    self.match(MathExprParser.COMMA)
                    self.state = 1943
                    self.expr()


                self.state = 1948
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1946
                    self.match(MathExprParser.COMMA)
                    self.state = 1947
                    self.expr()


                self.state = 1950
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [MathExprParser.DOMAIN_WARP]:
                localctx = MathExprParser.DomainWarpFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 1952
                self.match(MathExprParser.DOMAIN_WARP)
                self.state = 1953
                self.match(MathExprParser.LPAREN)
                self.state = 1954
                self.expr()
                self.state = 1955
                self.match(MathExprParser.COMMA)
                self.state = 1956
                self.expr()
                self.state = 1957
                self.match(MathExprParser.COMMA)
                self.state = 1958
                self.expr()
                self.state = 1959
                self.match(MathExprParser.COMMA)
                self.state = 1960
                self.expr()
                self.state = 1963
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,122,self._ctx)
                if la_ == 1:
                    self.state = 1961
                    self.match(MathExprParser.COMMA)
                    self.state = 1962
                    self.expr()


                self.state = 1967
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,123,self._ctx)
                if la_ == 1:
                    self.state = 1965
                    self.match(MathExprParser.COMMA)
                    self.state = 1966
                    self.expr()


                self.state = 1971
                self._errHandler.sync(self)
                la_ = self._interp.adaptivePredict(self._input,124,self._ctx)
                if la_ == 1:
                    self.state = 1969
                    self.match(MathExprParser.COMMA)
                    self.state = 1970
                    self.expr()


                self.state = 1975
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==MathExprParser.COMMA:
                    self.state = 1973
                    self.match(MathExprParser.COMMA)
                    self.state = 1974
                    self.expr()


                self.state = 1977
                self.match(MathExprParser.RPAREN)
                pass
            else:
                raise NoViableAltException(self)

        except RecognitionException as re:
            localctx.exception = re
            self._errHandler.reportError(self, re)
            self._errHandler.recover(self, re)
        finally:
            self.exitRule()
        return localctx



    def sempred(self, localctx:RuleContext, ruleIndex:int, predIndex:int):
        if self._predicates == None:
            self._predicates = dict()
        self._predicates[16] = self.compExpr_sempred
        self._predicates[17] = self.addExpr_sempred
        self._predicates[18] = self.mulExpr_sempred
        self._predicates[19] = self.shiftExpr_sempred
        self._predicates[22] = self.indexExpr_sempred
        pred = self._predicates.get(ruleIndex, None)
        if pred is None:
            raise Exception("No predicate with index:" + str(ruleIndex))
        else:
            return pred(localctx, predIndex)

    def compExpr_sempred(self, localctx:CompExprContext, predIndex:int):
            if predIndex == 0:
                return self.precpred(self._ctx, 7)
         

            if predIndex == 1:
                return self.precpred(self._ctx, 6)
         

            if predIndex == 2:
                return self.precpred(self._ctx, 5)
         

            if predIndex == 3:
                return self.precpred(self._ctx, 4)
         

            if predIndex == 4:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 5:
                return self.precpred(self._ctx, 2)
         

    def addExpr_sempred(self, localctx:AddExprContext, predIndex:int):
            if predIndex == 6:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 7:
                return self.precpred(self._ctx, 2)
         

    def mulExpr_sempred(self, localctx:MulExprContext, predIndex:int):
            if predIndex == 8:
                return self.precpred(self._ctx, 4)
         

            if predIndex == 9:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 10:
                return self.precpred(self._ctx, 2)
         

    def shiftExpr_sempred(self, localctx:ShiftExprContext, predIndex:int):
            if predIndex == 11:
                return self.precpred(self._ctx, 3)
         

            if predIndex == 12:
                return self.precpred(self._ctx, 2)
         

    def indexExpr_sempred(self, localctx:IndexExprContext, predIndex:int):
            if predIndex == 13:
                return self.precpred(self._ctx, 2)