# Generated from MathExpr.g4 by ANTLR 4.13.2
# 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():
    return [
        4,1,130,927,2,0,7,0,2,1,7,1,2,2,7,2,2,3,7,3,2,4,7,4,2,5,7,5,2,6,
        7,6,2,7,7,7,2,8,7,8,2,9,7,9,2,10,7,10,2,11,7,11,2,12,7,12,2,13,7,
        13,2,14,7,14,2,15,7,15,2,16,7,16,2,17,7,17,2,18,7,18,2,19,7,19,2,
        20,7,20,2,21,7,21,2,22,7,22,2,23,7,23,2,24,7,24,1,0,1,0,1,0,5,0,
        54,8,0,10,0,12,0,57,9,0,1,0,1,0,1,0,1,1,1,1,1,1,3,1,65,8,1,1,1,1,
        1,1,1,1,1,3,1,71,8,1,1,1,1,1,1,2,1,2,1,2,1,2,1,2,1,3,1,3,1,3,5,3,
        83,8,3,10,3,12,3,86,9,3,1,4,1,4,1,4,1,4,1,4,1,4,1,4,1,4,3,4,96,8,
        4,1,5,1,5,1,5,1,5,1,5,1,5,1,5,3,5,105,8,5,1,6,1,6,1,6,1,6,1,6,1,
        6,1,7,1,7,5,7,115,8,7,10,7,12,7,118,9,7,1,7,1,7,1,8,1,8,3,8,124,
        8,8,1,8,1,8,1,9,1,9,1,9,3,9,131,8,9,1,10,1,10,1,10,1,10,1,10,1,10,
        1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,
        1,11,1,11,1,11,1,11,1,11,1,11,1,11,1,11,5,11,160,8,11,10,11,12,11,
        163,9,11,1,12,1,12,1,12,1,12,1,12,1,12,1,12,1,12,1,12,5,12,174,8,
        12,10,12,12,12,177,9,12,1,13,1,13,1,13,1,13,1,13,1,13,1,13,1,13,
        1,13,1,13,1,13,1,13,5,13,191,8,13,10,13,12,13,194,9,13,1,14,1,14,
        1,14,1,14,1,14,3,14,201,8,14,1,15,1,15,1,15,1,15,1,15,3,15,208,8,
        15,1,16,1,16,1,16,1,16,1,16,1,16,1,16,1,16,5,16,218,8,16,10,16,12,
        16,221,9,16,1,16,1,16,5,16,225,8,16,10,16,12,16,228,9,16,1,17,1,
        17,1,17,1,17,1,17,1,17,1,17,1,17,1,17,1,17,1,17,1,17,1,17,1,17,1,
        17,1,17,1,17,1,17,1,17,1,17,1,17,5,17,251,8,17,10,17,12,17,254,9,
        17,1,17,1,17,1,17,1,17,1,17,3,17,261,8,17,1,17,3,17,264,8,17,1,18,
        1,18,1,18,5,18,269,8,18,10,18,12,18,272,9,18,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        3,19,499,8,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,1,19,
        1,19,1,19,1,19,1,19,1,19,1,19,3,19,543,8,19,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,3,20,
        678,8,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,
        1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,1,20,3,20,
        703,8,20,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,
        1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,1,21,3,21,804,8,21,
        1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,
        1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,1,22,
        1,22,1,22,1,22,1,22,1,22,1,22,1,22,3,22,839,8,22,1,23,1,23,1,23,
        1,23,1,23,1,23,1,23,1,23,1,23,1,23,1,23,1,23,1,23,1,24,1,24,1,24,
        1,24,1,24,5,24,859,8,24,10,24,12,24,862,9,24,1,24,1,24,1,24,1,24,
        1,24,1,24,1,24,5,24,871,8,24,10,24,12,24,874,9,24,1,24,1,24,1,24,
        1,24,1,24,1,24,1,24,4,24,883,8,24,11,24,12,24,884,1,24,1,24,1,24,
        1,24,1,24,1,24,1,24,4,24,894,8,24,11,24,12,24,895,1,24,1,24,1,24,
        1,24,1,24,1,24,1,24,4,24,905,8,24,11,24,12,24,906,1,24,1,24,1,24,
        1,24,1,24,1,24,1,24,1,24,1,24,1,24,1,24,1,24,1,24,1,24,1,24,1,24,
        3,24,925,8,24,1,24,0,4,22,24,26,32,25,0,2,4,6,8,10,12,14,16,18,20,
        22,24,26,28,30,32,34,36,38,40,42,44,46,48,0,0,1046,0,55,1,0,0,0,
        2,61,1,0,0,0,4,74,1,0,0,0,6,79,1,0,0,0,8,95,1,0,0,0,10,97,1,0,0,
        0,12,106,1,0,0,0,14,112,1,0,0,0,16,121,1,0,0,0,18,130,1,0,0,0,20,
        132,1,0,0,0,22,138,1,0,0,0,24,164,1,0,0,0,26,178,1,0,0,0,28,200,
        1,0,0,0,30,207,1,0,0,0,32,209,1,0,0,0,34,263,1,0,0,0,36,265,1,0,
        0,0,38,542,1,0,0,0,40,702,1,0,0,0,42,803,1,0,0,0,44,838,1,0,0,0,
        46,840,1,0,0,0,48,924,1,0,0,0,50,54,3,2,1,0,51,54,3,4,2,0,52,54,
        3,8,4,0,53,50,1,0,0,0,53,51,1,0,0,0,53,52,1,0,0,0,54,57,1,0,0,0,
        55,53,1,0,0,0,55,56,1,0,0,0,56,58,1,0,0,0,57,55,1,0,0,0,58,59,3,
        18,9,0,59,60,5,0,0,1,60,1,1,0,0,0,61,62,5,129,0,0,62,64,5,116,0,
        0,63,65,3,6,3,0,64,63,1,0,0,0,64,65,1,0,0,0,65,66,1,0,0,0,66,67,
        5,117,0,0,67,70,5,120,0,0,68,71,3,14,7,0,69,71,3,18,9,0,70,68,1,
        0,0,0,70,69,1,0,0,0,71,72,1,0,0,0,72,73,5,119,0,0,73,3,1,0,0,0,74,
        75,5,129,0,0,75,76,5,113,0,0,76,77,3,18,9,0,77,78,5,119,0,0,78,5,
        1,0,0,0,79,84,5,129,0,0,80,81,5,118,0,0,81,83,5,129,0,0,82,80,1,
        0,0,0,83,86,1,0,0,0,84,82,1,0,0,0,84,85,1,0,0,0,85,7,1,0,0,0,86,
        84,1,0,0,0,87,96,3,10,5,0,88,96,3,12,6,0,89,96,3,14,7,0,90,96,3,
        16,8,0,91,96,3,4,2,0,92,93,3,18,9,0,93,94,5,119,0,0,94,96,1,0,0,
        0,95,87,1,0,0,0,95,88,1,0,0,0,95,89,1,0,0,0,95,90,1,0,0,0,95,91,
        1,0,0,0,95,92,1,0,0,0,96,9,1,0,0,0,97,98,5,81,0,0,98,99,5,116,0,
        0,99,100,3,18,9,0,100,101,5,117,0,0,101,104,3,8,4,0,102,103,5,82,
        0,0,103,105,3,8,4,0,104,102,1,0,0,0,104,105,1,0,0,0,105,11,1,0,0,
        0,106,107,5,83,0,0,107,108,5,116,0,0,108,109,3,18,9,0,109,110,5,
        117,0,0,110,111,3,8,4,0,111,13,1,0,0,0,112,116,5,125,0,0,113,115,
        3,8,4,0,114,113,1,0,0,0,115,118,1,0,0,0,116,114,1,0,0,0,116,117,
        1,0,0,0,117,119,1,0,0,0,118,116,1,0,0,0,119,120,5,126,0,0,120,15,
        1,0,0,0,121,123,5,84,0,0,122,124,3,18,9,0,123,122,1,0,0,0,123,124,
        1,0,0,0,124,125,1,0,0,0,125,126,5,119,0,0,126,17,1,0,0,0,127,131,
        3,20,10,0,128,131,3,34,17,0,129,131,3,22,11,0,130,127,1,0,0,0,130,
        128,1,0,0,0,130,129,1,0,0,0,131,19,1,0,0,0,132,133,3,22,11,0,133,
        134,5,123,0,0,134,135,3,18,9,0,135,136,5,124,0,0,136,137,3,18,9,
        0,137,21,1,0,0,0,138,139,6,11,-1,0,139,140,3,24,12,0,140,161,1,0,
        0,0,141,142,10,7,0,0,142,143,5,109,0,0,143,160,3,24,12,0,144,145,
        10,6,0,0,145,146,5,108,0,0,146,160,3,24,12,0,147,148,10,5,0,0,148,
        149,5,111,0,0,149,160,3,24,12,0,150,151,10,4,0,0,151,152,5,110,0,
        0,152,160,3,24,12,0,153,154,10,3,0,0,154,155,5,112,0,0,155,160,3,
        24,12,0,156,157,10,2,0,0,157,158,5,114,0,0,158,160,3,24,12,0,159,
        141,1,0,0,0,159,144,1,0,0,0,159,147,1,0,0,0,159,150,1,0,0,0,159,
        153,1,0,0,0,159,156,1,0,0,0,160,163,1,0,0,0,161,159,1,0,0,0,161,
        162,1,0,0,0,162,23,1,0,0,0,163,161,1,0,0,0,164,165,6,12,-1,0,165,
        166,3,26,13,0,166,175,1,0,0,0,167,168,10,3,0,0,168,169,5,102,0,0,
        169,174,3,26,13,0,170,171,10,2,0,0,171,172,5,103,0,0,172,174,3,26,
        13,0,173,167,1,0,0,0,173,170,1,0,0,0,174,177,1,0,0,0,175,173,1,0,
        0,0,175,176,1,0,0,0,176,25,1,0,0,0,177,175,1,0,0,0,178,179,6,13,
        -1,0,179,180,3,28,14,0,180,192,1,0,0,0,181,182,10,4,0,0,182,183,
        5,104,0,0,183,191,3,28,14,0,184,185,10,3,0,0,185,186,5,105,0,0,186,
        191,3,28,14,0,187,188,10,2,0,0,188,189,5,106,0,0,189,191,3,28,14,
        0,190,181,1,0,0,0,190,184,1,0,0,0,190,187,1,0,0,0,191,194,1,0,0,
        0,192,190,1,0,0,0,192,193,1,0,0,0,193,27,1,0,0,0,194,192,1,0,0,0,
        195,196,3,30,15,0,196,197,5,107,0,0,197,198,3,28,14,0,198,201,1,
        0,0,0,199,201,3,30,15,0,200,195,1,0,0,0,200,199,1,0,0,0,201,29,1,
        0,0,0,202,203,5,102,0,0,203,208,3,30,15,0,204,205,5,103,0,0,205,
        208,3,30,15,0,206,208,3,32,16,0,207,202,1,0,0,0,207,204,1,0,0,0,
        207,206,1,0,0,0,208,31,1,0,0,0,209,210,6,16,-1,0,210,211,3,34,17,
        0,211,226,1,0,0,0,212,213,10,2,0,0,213,214,5,121,0,0,214,219,3,18,
        9,0,215,216,5,118,0,0,216,218,3,18,9,0,217,215,1,0,0,0,218,221,1,
        0,0,0,219,217,1,0,0,0,219,220,1,0,0,0,220,222,1,0,0,0,221,219,1,
        0,0,0,222,223,5,122,0,0,223,225,1,0,0,0,224,212,1,0,0,0,225,228,
        1,0,0,0,226,224,1,0,0,0,226,227,1,0,0,0,227,33,1,0,0,0,228,226,1,
        0,0,0,229,264,3,38,19,0,230,264,3,40,20,0,231,264,3,42,21,0,232,
        264,3,44,22,0,233,264,3,46,23,0,234,264,3,48,24,0,235,264,5,129,
        0,0,236,264,5,128,0,0,237,264,5,127,0,0,238,239,5,116,0,0,239,240,
        3,18,9,0,240,241,5,117,0,0,241,264,1,0,0,0,242,243,5,115,0,0,243,
        244,3,18,9,0,244,245,5,115,0,0,245,264,1,0,0,0,246,247,5,121,0,0,
        247,252,3,18,9,0,248,249,5,118,0,0,249,251,3,18,9,0,250,248,1,0,
        0,0,251,254,1,0,0,0,252,250,1,0,0,0,252,253,1,0,0,0,253,255,1,0,
        0,0,254,252,1,0,0,0,255,256,5,122,0,0,256,264,1,0,0,0,257,258,5,
        129,0,0,258,260,5,116,0,0,259,261,3,36,18,0,260,259,1,0,0,0,260,
        261,1,0,0,0,261,262,1,0,0,0,262,264,5,117,0,0,263,229,1,0,0,0,263,
        230,1,0,0,0,263,231,1,0,0,0,263,232,1,0,0,0,263,233,1,0,0,0,263,
        234,1,0,0,0,263,235,1,0,0,0,263,236,1,0,0,0,263,237,1,0,0,0,263,
        238,1,0,0,0,263,242,1,0,0,0,263,246,1,0,0,0,263,257,1,0,0,0,264,
        35,1,0,0,0,265,270,3,18,9,0,266,267,5,118,0,0,267,269,3,18,9,0,268,
        266,1,0,0,0,269,272,1,0,0,0,270,268,1,0,0,0,270,271,1,0,0,0,271,
        37,1,0,0,0,272,270,1,0,0,0,273,274,5,1,0,0,274,275,5,116,0,0,275,
        276,3,18,9,0,276,277,5,117,0,0,277,543,1,0,0,0,278,279,5,2,0,0,279,
        280,5,116,0,0,280,281,3,18,9,0,281,282,5,117,0,0,282,543,1,0,0,0,
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        0,0,820,821,3,18,9,0,821,822,5,118,0,0,822,823,3,18,9,0,823,824,
        5,118,0,0,824,825,3,18,9,0,825,826,5,117,0,0,826,839,1,0,0,0,827,
        828,5,79,0,0,828,829,5,116,0,0,829,830,3,18,9,0,830,831,5,118,0,
        0,831,832,3,18,9,0,832,833,5,118,0,0,833,834,3,18,9,0,834,835,5,
        118,0,0,835,836,3,18,9,0,836,837,5,117,0,0,837,839,1,0,0,0,838,805,
        1,0,0,0,838,816,1,0,0,0,838,827,1,0,0,0,839,45,1,0,0,0,840,841,5,
        80,0,0,841,842,5,116,0,0,842,843,3,18,9,0,843,844,5,118,0,0,844,
        845,3,18,9,0,845,846,5,118,0,0,846,847,3,18,9,0,847,848,5,118,0,
        0,848,849,3,18,9,0,849,850,5,118,0,0,850,851,3,18,9,0,851,852,5,
        117,0,0,852,47,1,0,0,0,853,854,5,19,0,0,854,855,5,116,0,0,855,860,
        3,18,9,0,856,857,5,118,0,0,857,859,3,18,9,0,858,856,1,0,0,0,859,
        862,1,0,0,0,860,858,1,0,0,0,860,861,1,0,0,0,861,863,1,0,0,0,862,
        860,1,0,0,0,863,864,5,117,0,0,864,925,1,0,0,0,865,866,5,20,0,0,866,
        867,5,116,0,0,867,872,3,18,9,0,868,869,5,118,0,0,869,871,3,18,9,
        0,870,868,1,0,0,0,871,874,1,0,0,0,872,870,1,0,0,0,872,873,1,0,0,
        0,873,875,1,0,0,0,874,872,1,0,0,0,875,876,5,117,0,0,876,925,1,0,
        0,0,877,878,5,46,0,0,878,879,5,116,0,0,879,882,3,18,9,0,880,881,
        5,118,0,0,881,883,3,18,9,0,882,880,1,0,0,0,883,884,1,0,0,0,884,882,
        1,0,0,0,884,885,1,0,0,0,885,886,1,0,0,0,886,887,5,117,0,0,887,925,
        1,0,0,0,888,889,5,47,0,0,889,890,5,116,0,0,890,893,3,18,9,0,891,
        892,5,118,0,0,892,894,3,18,9,0,893,891,1,0,0,0,894,895,1,0,0,0,895,
        893,1,0,0,0,895,896,1,0,0,0,896,897,1,0,0,0,897,898,5,117,0,0,898,
        925,1,0,0,0,899,900,5,48,0,0,900,901,5,116,0,0,901,904,3,18,9,0,
        902,903,5,118,0,0,903,905,3,18,9,0,904,902,1,0,0,0,905,906,1,0,0,
        0,906,904,1,0,0,0,906,907,1,0,0,0,907,908,1,0,0,0,908,909,5,117,
        0,0,909,925,1,0,0,0,910,911,5,50,0,0,911,912,5,116,0,0,912,913,3,
        18,9,0,913,914,5,118,0,0,914,915,3,18,9,0,915,916,5,117,0,0,916,
        925,1,0,0,0,917,918,5,51,0,0,918,919,5,116,0,0,919,920,3,18,9,0,
        920,921,5,118,0,0,921,922,3,18,9,0,922,923,5,117,0,0,923,925,1,0,
        0,0,924,853,1,0,0,0,924,865,1,0,0,0,924,877,1,0,0,0,924,888,1,0,
        0,0,924,899,1,0,0,0,924,910,1,0,0,0,924,917,1,0,0,0,925,49,1,0,0,
        0,36,53,55,64,70,84,95,104,116,123,130,159,161,173,175,190,192,200,
        207,219,226,252,260,263,270,498,542,677,702,803,838,860,872,884,
        895,906,924
    ]

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'", "'topk'", "'botk'", "'pinv'", "'sum'", "'mean'", 
                     "'std'", "'var'", "<INVALID>", "<INVALID>", "'quantile'", 
                     "'dot'", "'moment'", "'any'", "'all'", "'edge'", "<INVALID>", 
                     "'median'", "'mode'", "'cumsum'", "'cumprod'", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "'smootherstep'", "<INVALID>", "'remap'", "'if'", "'else'", 
                     "'while'", "'return'", "'push'", "'pop'", "'clear'", 
                     "'has'", "'get'", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "<INVALID>", "<INVALID>", "<INVALID>", "<INVALID>", 
                     "'cossim'", "'flip'", "'cov'", "'sort'", "'append'", 
                     "'+'", "'-'", "'*'", "'/'", "'%'", "'^'", "'>='", "'>'", 
                     "'<='", "'<'", "'=='", "'='", "'!='", "'|'", "'('", 
                     "')'", "','", "';'", "'->'", "'['", "']'", "'?'", "':'", 
                     "'{'", "'}'" ]

    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", "TOPK", "BOTK", 
                      "PINV", "SUM", "MEAN", "STD", "VAR", "QUARTILE", "PERCENTILE", 
                      "QUANTILE", "DOT", "MOMENT", "ANY", "ALL", "EDGE", 
                      "GAUSSIAN", "MEDIAN", "MODE", "CUMSUM", "CUMPROD", 
                      "TOPK_IND", "BOTK_IND", "CUBIC_EASE", "ELASTIC_EASE", 
                      "SINE_EASE", "SMOOTHERSTEP", "DIST", "REMAP", "IF", 
                      "ELSE", "WHILE", "RETURN", "PUSH", "POP", "CLEAR", 
                      "HAS", "GET", "NOISE", "RAND", "CAUCHY", "EXPONENTIAL", 
                      "LOGNORMAL", "BERNOULLI", "POISSON", "COSSIM", "FLIP", 
                      "COV", "SORT", "APPEND", "PLUS", "MINUS", "MULT", 
                      "DIV", "MOD", "POW", "GE", "GT", "LE", "LT", "EQ", 
                      "EQUEALS", "NE", "PIPE", "LPAREN", "RPAREN", "COMMA", 
                      "SEMICOLON", "ARROW", "LBRACKET", "RBRACKET", "QUESTION", 
                      "COLON", "LBRACE", "RBRACE", "CONSTANT", "NUMBER", 
                      "VARIABLE", "WS" ]

    RULE_start = 0
    RULE_funcDef = 1
    RULE_varDef = 2
    RULE_paramList = 3
    RULE_stmt = 4
    RULE_ifStmt = 5
    RULE_whileStmt = 6
    RULE_block = 7
    RULE_returnStmt = 8
    RULE_expr = 9
    RULE_ternaryExpr = 10
    RULE_compExpr = 11
    RULE_addExpr = 12
    RULE_mulExpr = 13
    RULE_powExpr = 14
    RULE_unaryExpr = 15
    RULE_indexExpr = 16
    RULE_atom = 17
    RULE_exprList = 18
    RULE_func1 = 19
    RULE_func2 = 20
    RULE_func3 = 21
    RULE_func4 = 22
    RULE_func5 = 23
    RULE_funcN = 24

    ruleNames =  [ "start", "funcDef", "varDef", "paramList", "stmt", "ifStmt", 
                   "whileStmt", "block", "returnStmt", "expr", "ternaryExpr", 
                   "compExpr", "addExpr", "mulExpr", "powExpr", "unaryExpr", 
                   "indexExpr", "atom", "exprList", "func1", "func2", "func3", 
                   "func4", "func5", "funcN" ]

    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
    TOPK=53
    BOTK=54
    PINV=55
    SUM=56
    MEAN=57
    STD=58
    VAR=59
    QUARTILE=60
    PERCENTILE=61
    QUANTILE=62
    DOT=63
    MOMENT=64
    ANY=65
    ALL=66
    EDGE=67
    GAUSSIAN=68
    MEDIAN=69
    MODE=70
    CUMSUM=71
    CUMPROD=72
    TOPK_IND=73
    BOTK_IND=74
    CUBIC_EASE=75
    ELASTIC_EASE=76
    SINE_EASE=77
    SMOOTHERSTEP=78
    DIST=79
    REMAP=80
    IF=81
    ELSE=82
    WHILE=83
    RETURN=84
    PUSH=85
    POP=86
    CLEAR=87
    HAS=88
    GET=89
    NOISE=90
    RAND=91
    CAUCHY=92
    EXPONENTIAL=93
    LOGNORMAL=94
    BERNOULLI=95
    POISSON=96
    COSSIM=97
    FLIP=98
    COV=99
    SORT=100
    APPEND=101
    PLUS=102
    MINUS=103
    MULT=104
    DIV=105
    MOD=106
    POW=107
    GE=108
    GT=109
    LE=110
    LT=111
    EQ=112
    EQUEALS=113
    NE=114
    PIPE=115
    LPAREN=116
    RPAREN=117
    COMMA=118
    SEMICOLON=119
    ARROW=120
    LBRACKET=121
    RBRACKET=122
    QUESTION=123
    COLON=124
    LBRACE=125
    RBRACE=126
    CONSTANT=127
    NUMBER=128
    VARIABLE=129
    WS=130

    def __init__(self, input:TokenStream, output:TextIO = sys.stdout):
        super().__init__(input, output)
        self.checkVersion("4.13.2")
        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 getRuleIndex(self):
            return MathExprParser.RULE_start

        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)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 55
            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 = 53
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,0,self._ctx)
                    if la_ == 1:
                        self.state = 50
                        self.funcDef()
                        pass

                    elif la_ == 2:
                        self.state = 51
                        self.varDef()
                        pass

                    elif la_ == 3:
                        self.state = 52
                        self.stmt()
                        pass

             
                self.state = 57
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,1,self._ctx)

            self.state = 58
            self.expr()
            self.state = 59
            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 block(self):
            return self.getTypedRuleContext(MathExprParser.BlockContext,0)

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

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


        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 = 61
            self.match(MathExprParser.VARIABLE)
            self.state = 62
            self.match(MathExprParser.LPAREN)
            self.state = 64
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if _la==129:
                self.state = 63
                self.paramList()


            self.state = 66
            self.match(MathExprParser.RPAREN)
            self.state = 67
            self.match(MathExprParser.ARROW)
            self.state = 70
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [125]:
                self.state = 68
                self.block()
                pass
            elif token in [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 115, 116, 121, 127, 128, 129]:
                self.state = 69
                self.expr()
                pass
            else:
                raise NoViableAltException(self)

            self.state = 72
            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 EQUEALS(self):
            return self.getToken(MathExprParser.EQUEALS, 0)

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


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

        def getRuleIndex(self):
            return MathExprParser.RULE_varDef

        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)
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 74
            self.match(MathExprParser.VARIABLE)
            self.state = 75
            self.match(MathExprParser.EQUEALS)
            self.state = 76
            self.expr()
            self.state = 77
            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 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 = 79
            self.match(MathExprParser.VARIABLE)
            self.state = 84
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==118:
                self.state = 80
                self.match(MathExprParser.COMMA)
                self.state = 81
                self.match(MathExprParser.VARIABLE)
                self.state = 86
                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 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 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 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 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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitWhileStatement" ):
                return visitor.visitWhileStatement(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 = 95
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,5,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.IfStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 87
                self.ifStmt()
                pass

            elif la_ == 2:
                localctx = MathExprParser.WhileStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 88
                self.whileStmt()
                pass

            elif la_ == 3:
                localctx = MathExprParser.BlockStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 89
                self.block()
                pass

            elif la_ == 4:
                localctx = MathExprParser.ReturnStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 90
                self.returnStmt()
                pass

            elif la_ == 5:
                localctx = MathExprParser.VarDefStmtContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 91
                self.varDef()
                pass

            elif la_ == 6:
                localctx = MathExprParser.ExprStatementContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 92
                self.expr()
                self.state = 93
                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 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 = 97
            self.match(MathExprParser.IF)
            self.state = 98
            self.match(MathExprParser.LPAREN)
            self.state = 99
            self.expr()
            self.state = 100
            self.match(MathExprParser.RPAREN)
            self.state = 101
            self.stmt()
            self.state = 104
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,6,self._ctx)
            if la_ == 1:
                self.state = 102
                self.match(MathExprParser.ELSE)
                self.state = 103
                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 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 = 106
            self.match(MathExprParser.WHILE)
            self.state = 107
            self.match(MathExprParser.LPAREN)
            self.state = 108
            self.expr()
            self.state = 109
            self.match(MathExprParser.RPAREN)
            self.state = 110
            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 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, 14, self.RULE_block)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 112
            self.match(MathExprParser.LBRACE)
            self.state = 116
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while (((_la) & ~0x3f) == 0 and ((1 << _la) & -2) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & -6766657340612804609) != 0) or _la==128 or _la==129:
                self.state = 113
                self.stmt()
                self.state = 118
                self._errHandler.sync(self)
                _la = self._input.LA(1)

            self.state = 119
            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 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 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, 16, self.RULE_returnStmt)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 121
            self.match(MathExprParser.RETURN)
            self.state = 123
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            if (((_la) & ~0x3f) == 0 and ((1 << _la) & -2) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & -9072500349828202497) != 0) or _la==128 or _la==129:
                self.state = 122
                self.expr()


            self.state = 125
            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 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, 18, self.RULE_expr)
        try:
            self.state = 130
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,9,self._ctx)
            if la_ == 1:
                self.enterOuterAlt(localctx, 1)
                self.state = 127
                self.ternaryExpr()
                pass

            elif la_ == 2:
                self.enterOuterAlt(localctx, 2)
                self.state = 128
                self.atom()
                pass

            elif la_ == 3:
                self.enterOuterAlt(localctx, 3)
                self.state = 129
                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 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, 20, self.RULE_ternaryExpr)
        try:
            localctx = MathExprParser.TernaryExpContext(self, localctx)
            self.enterOuterAlt(localctx, 1)
            self.state = 132
            self.compExpr(0)
            self.state = 133
            self.match(MathExprParser.QUESTION)
            self.state = 134
            self.expr()
            self.state = 135
            self.match(MathExprParser.COLON)
            self.state = 136
            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 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 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 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 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 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 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 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 = 22
        self.enterRecursionRule(localctx, 22, self.RULE_compExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToAddContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 139
            self.addExpr(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 161
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,11,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 = 159
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,10,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.GtExpContext(self, MathExprParser.CompExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_compExpr)
                        self.state = 141
                        if not self.precpred(self._ctx, 7):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 7)")
                        self.state = 142
                        self.match(MathExprParser.GT)
                        self.state = 143
                        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 = 144
                        if not self.precpred(self._ctx, 6):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 6)")
                        self.state = 145
                        self.match(MathExprParser.GE)
                        self.state = 146
                        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 = 147
                        if not self.precpred(self._ctx, 5):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 5)")
                        self.state = 148
                        self.match(MathExprParser.LT)
                        self.state = 149
                        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 = 150
                        if not self.precpred(self._ctx, 4):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 4)")
                        self.state = 151
                        self.match(MathExprParser.LE)
                        self.state = 152
                        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 = 153
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 154
                        self.match(MathExprParser.EQ)
                        self.state = 155
                        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 = 156
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 157
                        self.match(MathExprParser.NE)
                        self.state = 158
                        self.addExpr(0)
                        pass

             
                self.state = 163
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,11,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 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 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 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 = 24
        self.enterRecursionRule(localctx, 24, self.RULE_addExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToMulContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 165
            self.mulExpr(0)
            self._ctx.stop = self._input.LT(-1)
            self.state = 175
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,13,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 = 173
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,12,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.AddExpContext(self, MathExprParser.AddExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_addExpr)
                        self.state = 167
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 168
                        self.match(MathExprParser.PLUS)
                        self.state = 169
                        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 = 170
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 171
                        self.match(MathExprParser.MINUS)
                        self.state = 172
                        self.mulExpr(0)
                        pass

             
                self.state = 177
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,13,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 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 powExpr(self):
            return self.getTypedRuleContext(MathExprParser.PowExprContext,0)


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


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


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


    class ToPowContext(MulExprContext):

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

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


        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitToPow" ):
                return visitor.visitToPow(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 = 26
        self.enterRecursionRule(localctx, 26, self.RULE_mulExpr, _p)
        try:
            self.enterOuterAlt(localctx, 1)
            localctx = MathExprParser.ToPowContext(self, localctx)
            self._ctx = localctx
            _prevctx = localctx

            self.state = 179
            self.powExpr()
            self._ctx.stop = self._input.LT(-1)
            self.state = 192
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,15,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 = 190
                    self._errHandler.sync(self)
                    la_ = self._interp.adaptivePredict(self._input,14,self._ctx)
                    if la_ == 1:
                        localctx = MathExprParser.MulExpContext(self, MathExprParser.MulExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_mulExpr)
                        self.state = 181
                        if not self.precpred(self._ctx, 4):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 4)")
                        self.state = 182
                        self.match(MathExprParser.MULT)
                        self.state = 183
                        self.powExpr()
                        pass

                    elif la_ == 2:
                        localctx = MathExprParser.DivExpContext(self, MathExprParser.MulExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_mulExpr)
                        self.state = 184
                        if not self.precpred(self._ctx, 3):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 3)")
                        self.state = 185
                        self.match(MathExprParser.DIV)
                        self.state = 186
                        self.powExpr()
                        pass

                    elif la_ == 3:
                        localctx = MathExprParser.ModExpContext(self, MathExprParser.MulExprContext(self, _parentctx, _parentState))
                        self.pushNewRecursionContext(localctx, _startState, self.RULE_mulExpr)
                        self.state = 187
                        if not self.precpred(self._ctx, 2):
                            from antlr4.error.Errors import FailedPredicateException
                            raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                        self.state = 188
                        self.match(MathExprParser.MOD)
                        self.state = 189
                        self.powExpr()
                        pass

             
                self.state = 194
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,15,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 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 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, 28, self.RULE_powExpr)
        try:
            self.state = 200
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,16,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.PowExpContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 195
                self.unaryExpr()
                self.state = 196
                self.match(MathExprParser.POW)
                self.state = 197
                self.powExpr()
                pass

            elif la_ == 2:
                localctx = MathExprParser.ToUnaryContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 199
                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 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 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 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, 30, self.RULE_unaryExpr)
        try:
            self.state = 207
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [102]:
                localctx = MathExprParser.UnaryPlusContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 202
                self.match(MathExprParser.PLUS)
                self.state = 203
                self.unaryExpr()
                pass
            elif token in [103]:
                localctx = MathExprParser.UnaryMinusContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 204
                self.match(MathExprParser.MINUS)
                self.state = 205
                self.unaryExpr()
                pass
            elif token in [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 115, 116, 121, 127, 128, 129]:
                localctx = MathExprParser.ToIndexContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 206
                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 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 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 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 = 32
        self.enterRecursionRule(localctx, 32, 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 = 210
            self.atom()
            self._ctx.stop = self._input.LT(-1)
            self.state = 226
            self._errHandler.sync(self)
            _alt = self._interp.adaptivePredict(self._input,19,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 = 212
                    if not self.precpred(self._ctx, 2):
                        from antlr4.error.Errors import FailedPredicateException
                        raise FailedPredicateException(self, "self.precpred(self._ctx, 2)")
                    self.state = 213
                    self.match(MathExprParser.LBRACKET)
                    self.state = 214
                    self.expr()
                    self.state = 219
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    while _la==118:
                        self.state = 215
                        self.match(MathExprParser.COMMA)
                        self.state = 216
                        self.expr()
                        self.state = 221
                        self._errHandler.sync(self)
                        _la = self._input.LA(1)

                    self.state = 222
                    self.match(MathExprParser.RBRACKET) 
                self.state = 228
                self._errHandler.sync(self)
                _alt = self._interp.adaptivePredict(self._input,19,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 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 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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc3Exp" ):
                return visitor.visitFunc3Exp(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitConstantExp" ):
                return visitor.visitConstantExp(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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitListExp" ):
                return visitor.visitListExp(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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitParenExp" ):
                return visitor.visitParenExp(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFunc1Exp" ):
                return visitor.visitFunc1Exp(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 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, 34, self.RULE_atom)
        self._la = 0 # Token type
        try:
            self.state = 263
            self._errHandler.sync(self)
            la_ = self._interp.adaptivePredict(self._input,22,self._ctx)
            if la_ == 1:
                localctx = MathExprParser.Func1ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 229
                self.func1()
                pass

            elif la_ == 2:
                localctx = MathExprParser.Func2ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 230
                self.func2()
                pass

            elif la_ == 3:
                localctx = MathExprParser.Func3ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 231
                self.func3()
                pass

            elif la_ == 4:
                localctx = MathExprParser.Func4ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 232
                self.func4()
                pass

            elif la_ == 5:
                localctx = MathExprParser.Func5ExpContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 233
                self.func5()
                pass

            elif la_ == 6:
                localctx = MathExprParser.FuncNExpContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 234
                self.funcN()
                pass

            elif la_ == 7:
                localctx = MathExprParser.VariableExpContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 235
                self.match(MathExprParser.VARIABLE)
                pass

            elif la_ == 8:
                localctx = MathExprParser.NumberExpContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 236
                self.match(MathExprParser.NUMBER)
                pass

            elif la_ == 9:
                localctx = MathExprParser.ConstantExpContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 237
                self.match(MathExprParser.CONSTANT)
                pass

            elif la_ == 10:
                localctx = MathExprParser.ParenExpContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 238
                self.match(MathExprParser.LPAREN)
                self.state = 239
                self.expr()
                self.state = 240
                self.match(MathExprParser.RPAREN)
                pass

            elif la_ == 11:
                localctx = MathExprParser.AbsExpContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 242
                self.match(MathExprParser.PIPE)
                self.state = 243
                self.expr()
                self.state = 244
                self.match(MathExprParser.PIPE)
                pass

            elif la_ == 12:
                localctx = MathExprParser.ListExpContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 246
                self.match(MathExprParser.LBRACKET)
                self.state = 247
                self.expr()
                self.state = 252
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==118:
                    self.state = 248
                    self.match(MathExprParser.COMMA)
                    self.state = 249
                    self.expr()
                    self.state = 254
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 255
                self.match(MathExprParser.RBRACKET)
                pass

            elif la_ == 13:
                localctx = MathExprParser.CallExpContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 257
                self.match(MathExprParser.VARIABLE)
                self.state = 258
                self.match(MathExprParser.LPAREN)
                self.state = 260
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if (((_la) & ~0x3f) == 0 and ((1 << _la) & -2) != 0) or ((((_la - 64)) & ~0x3f) == 0 and ((1 << (_la - 64)) & -9072500349828202497) != 0) or _la==128 or _la==129:
                    self.state = 259
                    self.exprList()


                self.state = 262
                self.match(MathExprParser.RPAREN)
                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 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, 36, self.RULE_exprList)
        self._la = 0 # Token type
        try:
            self.enterOuterAlt(localctx, 1)
            self.state = 265
            self.expr()
            self.state = 270
            self._errHandler.sync(self)
            _la = self._input.LA(1)
            while _la==118:
                self.state = 266
                self.match(MathExprParser.COMMA)
                self.state = 267
                self.expr()
                self.state = 272
                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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSoftplusFunc" ):
                return visitor.visitSoftplusFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAcoshFunc" ):
                return visitor.visitAcoshFunc(self)
            else:
                return visitor.visitChildren(self)


    class NoiseFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

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


    class RandFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRandFunc" ):
                return visitor.visitRandFunc(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 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 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 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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

        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 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 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 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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGammaFunc" ):
                return visitor.visitGammaFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAsinFunc" ):
                return visitor.visitAsinFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAsinhFunc" ):
                return visitor.visitAsinhFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSfftFunc" ):
                return visitor.visitSfftFunc(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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitClearFunc" ):
                return visitor.visitClearFunc(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 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 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 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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSortFunc" ):
                return visitor.visitSortFunc(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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitModeFunc" ):
                return visitor.visitModeFunc(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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPrintFunc" ):
                return visitor.visitPrintFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReluFunc" ):
                return visitor.visitReluFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLnFunc" ):
                return visitor.visitLnFunc(self)
            else:
                return visitor.visitChildren(self)


    class SNormFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSNormFunc" ):
                return visitor.visitSNormFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStdFunc" ):
                return visitor.visitStdFunc(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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

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


    class SifftFuncContext(Func1Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func1Context
            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):
            return self.getTypedRuleContext(MathExprParser.ExprContext,0)

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

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSifftFunc" ):
                return visitor.visitSifftFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCosFunc" ):
                return visitor.visitCosFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCumprodFunc" ):
                return visitor.visitCumprodFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitExpFunc" ):
                return visitor.visitExpFunc(self)
            else:
                return visitor.visitChildren(self)



    def func1(self):

        localctx = MathExprParser.Func1Context(self, self._ctx, self.state)
        self.enterRule(localctx, 38, self.RULE_func1)
        self._la = 0 # Token type
        try:
            self.state = 542
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [1]:
                localctx = MathExprParser.SinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 273
                self.match(MathExprParser.SIN)
                self.state = 274
                self.match(MathExprParser.LPAREN)
                self.state = 275
                self.expr()
                self.state = 276
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [2]:
                localctx = MathExprParser.CosFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 278
                self.match(MathExprParser.COS)
                self.state = 279
                self.match(MathExprParser.LPAREN)
                self.state = 280
                self.expr()
                self.state = 281
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [3]:
                localctx = MathExprParser.TanFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 283
                self.match(MathExprParser.TAN)
                self.state = 284
                self.match(MathExprParser.LPAREN)
                self.state = 285
                self.expr()
                self.state = 286
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [4]:
                localctx = MathExprParser.AsinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 288
                self.match(MathExprParser.ASIN)
                self.state = 289
                self.match(MathExprParser.LPAREN)
                self.state = 290
                self.expr()
                self.state = 291
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [5]:
                localctx = MathExprParser.AcosFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 293
                self.match(MathExprParser.ACOS)
                self.state = 294
                self.match(MathExprParser.LPAREN)
                self.state = 295
                self.expr()
                self.state = 296
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [6]:
                localctx = MathExprParser.AtanFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 298
                self.match(MathExprParser.ATAN)
                self.state = 299
                self.match(MathExprParser.LPAREN)
                self.state = 300
                self.expr()
                self.state = 301
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [8]:
                localctx = MathExprParser.SinhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 303
                self.match(MathExprParser.SINH)
                self.state = 304
                self.match(MathExprParser.LPAREN)
                self.state = 305
                self.expr()
                self.state = 306
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [9]:
                localctx = MathExprParser.CoshFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 308
                self.match(MathExprParser.COSH)
                self.state = 309
                self.match(MathExprParser.LPAREN)
                self.state = 310
                self.expr()
                self.state = 311
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [10]:
                localctx = MathExprParser.TanhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 313
                self.match(MathExprParser.TANH)
                self.state = 314
                self.match(MathExprParser.LPAREN)
                self.state = 315
                self.expr()
                self.state = 316
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [11]:
                localctx = MathExprParser.AsinhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 318
                self.match(MathExprParser.ASINH)
                self.state = 319
                self.match(MathExprParser.LPAREN)
                self.state = 320
                self.expr()
                self.state = 321
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [12]:
                localctx = MathExprParser.AcoshFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 323
                self.match(MathExprParser.ACOSH)
                self.state = 324
                self.match(MathExprParser.LPAREN)
                self.state = 325
                self.expr()
                self.state = 326
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [13]:
                localctx = MathExprParser.AtanhFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 328
                self.match(MathExprParser.ATANH)
                self.state = 329
                self.match(MathExprParser.LPAREN)
                self.state = 330
                self.expr()
                self.state = 331
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [14]:
                localctx = MathExprParser.AbsFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 333
                self.match(MathExprParser.ABS)
                self.state = 334
                self.match(MathExprParser.LPAREN)
                self.state = 335
                self.expr()
                self.state = 336
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [15]:
                localctx = MathExprParser.SqrtFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 338
                self.match(MathExprParser.SQRT)
                self.state = 339
                self.match(MathExprParser.LPAREN)
                self.state = 340
                self.expr()
                self.state = 341
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [16]:
                localctx = MathExprParser.LnFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 343
                self.match(MathExprParser.LN)
                self.state = 344
                self.match(MathExprParser.LPAREN)
                self.state = 345
                self.expr()
                self.state = 346
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [17]:
                localctx = MathExprParser.LogFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 348
                self.match(MathExprParser.LOG)
                self.state = 349
                self.match(MathExprParser.LPAREN)
                self.state = 350
                self.expr()
                self.state = 351
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [18]:
                localctx = MathExprParser.ExpFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 353
                self.match(MathExprParser.EXP)
                self.state = 354
                self.match(MathExprParser.LPAREN)
                self.state = 355
                self.expr()
                self.state = 356
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [23]:
                localctx = MathExprParser.TNormFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 358
                self.match(MathExprParser.TNORM)
                self.state = 359
                self.match(MathExprParser.LPAREN)
                self.state = 360
                self.expr()
                self.state = 361
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [24]:
                localctx = MathExprParser.SNormFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 363
                self.match(MathExprParser.SNORM)
                self.state = 364
                self.match(MathExprParser.LPAREN)
                self.state = 365
                self.expr()
                self.state = 366
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [25]:
                localctx = MathExprParser.FloorFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 368
                self.match(MathExprParser.FLOOR)
                self.state = 369
                self.match(MathExprParser.LPAREN)
                self.state = 370
                self.expr()
                self.state = 371
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [26]:
                localctx = MathExprParser.CeilFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 373
                self.match(MathExprParser.CEIL)
                self.state = 374
                self.match(MathExprParser.LPAREN)
                self.state = 375
                self.expr()
                self.state = 376
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [27]:
                localctx = MathExprParser.RoundFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 22)
                self.state = 378
                self.match(MathExprParser.ROUND)
                self.state = 379
                self.match(MathExprParser.LPAREN)
                self.state = 380
                self.expr()
                self.state = 381
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [28]:
                localctx = MathExprParser.GammaFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 23)
                self.state = 383
                self.match(MathExprParser.GAMMA)
                self.state = 384
                self.match(MathExprParser.LPAREN)
                self.state = 385
                self.expr()
                self.state = 386
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [30]:
                localctx = MathExprParser.SigmoidFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 24)
                self.state = 388
                self.match(MathExprParser.SIGM)
                self.state = 389
                self.match(MathExprParser.LPAREN)
                self.state = 390
                self.expr()
                self.state = 391
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [32]:
                localctx = MathExprParser.SfftFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 25)
                self.state = 393
                self.match(MathExprParser.SFFT)
                self.state = 394
                self.match(MathExprParser.LPAREN)
                self.state = 395
                self.expr()
                self.state = 396
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [33]:
                localctx = MathExprParser.SifftFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 26)
                self.state = 398
                self.match(MathExprParser.SIFFT)
                self.state = 399
                self.match(MathExprParser.LPAREN)
                self.state = 400
                self.expr()
                self.state = 401
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [34]:
                localctx = MathExprParser.AnglFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 27)
                self.state = 403
                self.match(MathExprParser.ANGL)
                self.state = 404
                self.match(MathExprParser.LPAREN)
                self.state = 405
                self.expr()
                self.state = 406
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [35]:
                localctx = MathExprParser.PrintFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 28)
                self.state = 408
                self.match(MathExprParser.PRNT)
                self.state = 409
                self.match(MathExprParser.LPAREN)
                self.state = 410
                self.expr()
                self.state = 411
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [41]:
                localctx = MathExprParser.FractFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 29)
                self.state = 413
                self.match(MathExprParser.FRACT)
                self.state = 414
                self.match(MathExprParser.LPAREN)
                self.state = 415
                self.expr()
                self.state = 416
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [42]:
                localctx = MathExprParser.ReluFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 30)
                self.state = 418
                self.match(MathExprParser.RELU)
                self.state = 419
                self.match(MathExprParser.LPAREN)
                self.state = 420
                self.expr()
                self.state = 421
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [43]:
                localctx = MathExprParser.SoftplusFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 31)
                self.state = 423
                self.match(MathExprParser.SOFTPLUS)
                self.state = 424
                self.match(MathExprParser.LPAREN)
                self.state = 425
                self.expr()
                self.state = 426
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [44]:
                localctx = MathExprParser.GeluFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 32)
                self.state = 428
                self.match(MathExprParser.GELU)
                self.state = 429
                self.match(MathExprParser.LPAREN)
                self.state = 430
                self.expr()
                self.state = 431
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [45]:
                localctx = MathExprParser.SignFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 33)
                self.state = 433
                self.match(MathExprParser.SIGN)
                self.state = 434
                self.match(MathExprParser.LPAREN)
                self.state = 435
                self.expr()
                self.state = 436
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [36]:
                localctx = MathExprParser.PrintShapeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 34)
                self.state = 438
                self.match(MathExprParser.PRINT_SHAPE)
                self.state = 439
                self.match(MathExprParser.LPAREN)
                self.state = 440
                self.expr()
                self.state = 441
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [55]:
                localctx = MathExprParser.PinvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 35)
                self.state = 443
                self.match(MathExprParser.PINV)
                self.state = 444
                self.match(MathExprParser.LPAREN)
                self.state = 445
                self.expr()
                self.state = 446
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [56]:
                localctx = MathExprParser.SumFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 36)
                self.state = 448
                self.match(MathExprParser.SUM)
                self.state = 449
                self.match(MathExprParser.LPAREN)
                self.state = 450
                self.expr()
                self.state = 451
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [57]:
                localctx = MathExprParser.MeanFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 37)
                self.state = 453
                self.match(MathExprParser.MEAN)
                self.state = 454
                self.match(MathExprParser.LPAREN)
                self.state = 455
                self.expr()
                self.state = 456
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [58]:
                localctx = MathExprParser.StdFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 38)
                self.state = 458
                self.match(MathExprParser.STD)
                self.state = 459
                self.match(MathExprParser.LPAREN)
                self.state = 460
                self.expr()
                self.state = 461
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [59]:
                localctx = MathExprParser.VarFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 39)
                self.state = 463
                self.match(MathExprParser.VAR)
                self.state = 464
                self.match(MathExprParser.LPAREN)
                self.state = 465
                self.expr()
                self.state = 466
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [100]:
                localctx = MathExprParser.SortFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 40)
                self.state = 468
                self.match(MathExprParser.SORT)
                self.state = 469
                self.match(MathExprParser.LPAREN)
                self.state = 470
                self.expr()
                self.state = 471
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [90]:
                localctx = MathExprParser.NoiseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 41)
                self.state = 473
                self.match(MathExprParser.NOISE)
                self.state = 474
                self.match(MathExprParser.LPAREN)
                self.state = 475
                self.expr()
                self.state = 476
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [91]:
                localctx = MathExprParser.RandFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 42)
                self.state = 478
                self.match(MathExprParser.RAND)
                self.state = 479
                self.match(MathExprParser.LPAREN)
                self.state = 480
                self.expr()
                self.state = 481
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [65]:
                localctx = MathExprParser.AnyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 43)
                self.state = 483
                self.match(MathExprParser.ANY)
                self.state = 484
                self.match(MathExprParser.LPAREN)
                self.state = 485
                self.expr()
                self.state = 486
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [66]:
                localctx = MathExprParser.AllFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 44)
                self.state = 488
                self.match(MathExprParser.ALL)
                self.state = 489
                self.match(MathExprParser.LPAREN)
                self.state = 490
                self.expr()
                self.state = 491
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [67]:
                localctx = MathExprParser.EdgeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 45)
                self.state = 493
                self.match(MathExprParser.EDGE)
                self.state = 494
                self.match(MathExprParser.LPAREN)
                self.state = 495
                self.expr()
                self.state = 498
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==118:
                    self.state = 496
                    self.match(MathExprParser.COMMA)
                    self.state = 497
                    self.expr()


                self.state = 500
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [69]:
                localctx = MathExprParser.MedianFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 46)
                self.state = 502
                self.match(MathExprParser.MEDIAN)
                self.state = 503
                self.match(MathExprParser.LPAREN)
                self.state = 504
                self.expr()
                self.state = 505
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [70]:
                localctx = MathExprParser.ModeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 47)
                self.state = 507
                self.match(MathExprParser.MODE)
                self.state = 508
                self.match(MathExprParser.LPAREN)
                self.state = 509
                self.expr()
                self.state = 510
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [71]:
                localctx = MathExprParser.CumsumFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 48)
                self.state = 512
                self.match(MathExprParser.CUMSUM)
                self.state = 513
                self.match(MathExprParser.LPAREN)
                self.state = 514
                self.expr()
                self.state = 515
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [72]:
                localctx = MathExprParser.CumprodFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 49)
                self.state = 517
                self.match(MathExprParser.CUMPROD)
                self.state = 518
                self.match(MathExprParser.LPAREN)
                self.state = 519
                self.expr()
                self.state = 520
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [86]:
                localctx = MathExprParser.PopFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 50)
                self.state = 522
                self.match(MathExprParser.POP)
                self.state = 523
                self.match(MathExprParser.LPAREN)
                self.state = 524
                self.expr()
                self.state = 525
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [87]:
                localctx = MathExprParser.ClearFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 51)
                self.state = 527
                self.match(MathExprParser.CLEAR)
                self.state = 528
                self.match(MathExprParser.LPAREN)
                self.state = 529
                self.expr()
                self.state = 530
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [88]:
                localctx = MathExprParser.HasFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 52)
                self.state = 532
                self.match(MathExprParser.HAS)
                self.state = 533
                self.match(MathExprParser.LPAREN)
                self.state = 534
                self.expr()
                self.state = 535
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [89]:
                localctx = MathExprParser.GetFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 53)
                self.state = 537
                self.match(MathExprParser.GET)
                self.state = 538
                self.match(MathExprParser.LPAREN)
                self.state = 539
                self.expr()
                self.state = 540
                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 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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTopkIndFunc" ):
                return visitor.visitTopkIndFunc(self)
            else:
                return visitor.visitChildren(self)


    class ExponentialFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            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):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

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


    class PoissonFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            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):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

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


    class BernoulliFuncContext(Func2Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func2Context
            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):
            return self.getToken(MathExprParser.COMMA, 0)
        def RPAREN(self):
            return self.getToken(MathExprParser.RPAREN, 0)

        def accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBernoulliFunc" ):
                return visitor.visitBernoulliFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitStepFunc" ):
                return visitor.visitStepFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitQuantileFunc" ):
                return visitor.visitQuantileFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitBotkFunc" ):
                return visitor.visitBotkFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPushFunc" ):
                return visitor.visitPushFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCossimFunc" ):
                return visitor.visitCossimFunc(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 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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitAppendFunc" ):
                return visitor.visitAppendFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitGaussianFunc" ):
                return visitor.visitGaussianFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitFlipFunc" ):
                return visitor.visitFlipFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitTMinFunc" ):
                return visitor.visitTMinFunc(self)
            else:
                return visitor.visitChildren(self)



    def func2(self):

        localctx = MathExprParser.Func2Context(self, self._ctx, self.state)
        self.enterRule(localctx, 40, self.RULE_func2)
        self._la = 0 # Token type
        try:
            self.state = 702
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [29]:
                localctx = MathExprParser.PowFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 544
                self.match(MathExprParser.POWE)
                self.state = 545
                self.match(MathExprParser.LPAREN)
                self.state = 546
                self.expr()
                self.state = 547
                self.match(MathExprParser.COMMA)
                self.state = 548
                self.expr()
                self.state = 549
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [7]:
                localctx = MathExprParser.Atan2FuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 551
                self.match(MathExprParser.ATAN2)
                self.state = 552
                self.match(MathExprParser.LPAREN)
                self.state = 553
                self.expr()
                self.state = 554
                self.match(MathExprParser.COMMA)
                self.state = 555
                self.expr()
                self.state = 556
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [21]:
                localctx = MathExprParser.TMinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 558
                self.match(MathExprParser.TMIN)
                self.state = 559
                self.match(MathExprParser.LPAREN)
                self.state = 560
                self.expr()
                self.state = 561
                self.match(MathExprParser.COMMA)
                self.state = 562
                self.expr()
                self.state = 563
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [22]:
                localctx = MathExprParser.TMaxFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 565
                self.match(MathExprParser.TMAX)
                self.state = 566
                self.match(MathExprParser.LPAREN)
                self.state = 567
                self.expr()
                self.state = 568
                self.match(MathExprParser.COMMA)
                self.state = 569
                self.expr()
                self.state = 570
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [39]:
                localctx = MathExprParser.StepFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 572
                self.match(MathExprParser.STEP)
                self.state = 573
                self.match(MathExprParser.LPAREN)
                self.state = 574
                self.expr()
                self.state = 575
                self.match(MathExprParser.COMMA)
                self.state = 576
                self.expr()
                self.state = 577
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [53]:
                localctx = MathExprParser.TopkFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 579
                self.match(MathExprParser.TOPK)
                self.state = 580
                self.match(MathExprParser.LPAREN)
                self.state = 581
                self.expr()
                self.state = 582
                self.match(MathExprParser.COMMA)
                self.state = 583
                self.expr()
                self.state = 584
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [54]:
                localctx = MathExprParser.BotkFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 586
                self.match(MathExprParser.BOTK)
                self.state = 587
                self.match(MathExprParser.LPAREN)
                self.state = 588
                self.expr()
                self.state = 589
                self.match(MathExprParser.COMMA)
                self.state = 590
                self.expr()
                self.state = 591
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [60]:
                localctx = MathExprParser.QuartileFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 593
                self.match(MathExprParser.QUARTILE)
                self.state = 594
                self.match(MathExprParser.LPAREN)
                self.state = 595
                self.expr()
                self.state = 596
                self.match(MathExprParser.COMMA)
                self.state = 597
                self.expr()
                self.state = 598
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [61]:
                localctx = MathExprParser.PercentileFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 600
                self.match(MathExprParser.PERCENTILE)
                self.state = 601
                self.match(MathExprParser.LPAREN)
                self.state = 602
                self.expr()
                self.state = 603
                self.match(MathExprParser.COMMA)
                self.state = 604
                self.expr()
                self.state = 605
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [62]:
                localctx = MathExprParser.QuantileFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 607
                self.match(MathExprParser.QUANTILE)
                self.state = 608
                self.match(MathExprParser.LPAREN)
                self.state = 609
                self.expr()
                self.state = 610
                self.match(MathExprParser.COMMA)
                self.state = 611
                self.expr()
                self.state = 612
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [63]:
                localctx = MathExprParser.DotFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 614
                self.match(MathExprParser.DOT)
                self.state = 615
                self.match(MathExprParser.LPAREN)
                self.state = 616
                self.expr()
                self.state = 617
                self.match(MathExprParser.COMMA)
                self.state = 618
                self.expr()
                self.state = 619
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [97]:
                localctx = MathExprParser.CossimFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 12)
                self.state = 621
                self.match(MathExprParser.COSSIM)
                self.state = 622
                self.match(MathExprParser.LPAREN)
                self.state = 623
                self.expr()
                self.state = 624
                self.match(MathExprParser.COMMA)
                self.state = 625
                self.expr()
                self.state = 626
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [98]:
                localctx = MathExprParser.FlipFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 13)
                self.state = 628
                self.match(MathExprParser.FLIP)
                self.state = 629
                self.match(MathExprParser.LPAREN)
                self.state = 630
                self.expr()
                self.state = 631
                self.match(MathExprParser.COMMA)
                self.state = 632
                self.expr()
                self.state = 633
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [99]:
                localctx = MathExprParser.CovFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 14)
                self.state = 635
                self.match(MathExprParser.COV)
                self.state = 636
                self.match(MathExprParser.LPAREN)
                self.state = 637
                self.expr()
                self.state = 638
                self.match(MathExprParser.COMMA)
                self.state = 639
                self.expr()
                self.state = 640
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [101]:
                localctx = MathExprParser.AppendFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 15)
                self.state = 642
                self.match(MathExprParser.APPEND)
                self.state = 643
                self.match(MathExprParser.LPAREN)
                self.state = 644
                self.expr()
                self.state = 645
                self.match(MathExprParser.COMMA)
                self.state = 646
                self.expr()
                self.state = 647
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [93]:
                localctx = MathExprParser.ExponentialFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 16)
                self.state = 649
                self.match(MathExprParser.EXPONENTIAL)
                self.state = 650
                self.match(MathExprParser.LPAREN)
                self.state = 651
                self.expr()
                self.state = 652
                self.match(MathExprParser.COMMA)
                self.state = 653
                self.expr()
                self.state = 654
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [95]:
                localctx = MathExprParser.BernoulliFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 17)
                self.state = 656
                self.match(MathExprParser.BERNOULLI)
                self.state = 657
                self.match(MathExprParser.LPAREN)
                self.state = 658
                self.expr()
                self.state = 659
                self.match(MathExprParser.COMMA)
                self.state = 660
                self.expr()
                self.state = 661
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [96]:
                localctx = MathExprParser.PoissonFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 18)
                self.state = 663
                self.match(MathExprParser.POISSON)
                self.state = 664
                self.match(MathExprParser.LPAREN)
                self.state = 665
                self.expr()
                self.state = 666
                self.match(MathExprParser.COMMA)
                self.state = 667
                self.expr()
                self.state = 668
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [68]:
                localctx = MathExprParser.GaussianFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 19)
                self.state = 670
                self.match(MathExprParser.GAUSSIAN)
                self.state = 671
                self.match(MathExprParser.LPAREN)
                self.state = 672
                self.expr()
                self.state = 673
                self.match(MathExprParser.COMMA)
                self.state = 674
                self.expr()
                self.state = 677
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                if _la==118:
                    self.state = 675
                    self.match(MathExprParser.COMMA)
                    self.state = 676
                    self.expr()


                self.state = 679
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [73]:
                localctx = MathExprParser.TopkIndFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 20)
                self.state = 681
                self.match(MathExprParser.TOPK_IND)
                self.state = 682
                self.match(MathExprParser.LPAREN)
                self.state = 683
                self.expr()
                self.state = 684
                self.match(MathExprParser.COMMA)
                self.state = 685
                self.expr()
                self.state = 686
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [74]:
                localctx = MathExprParser.BotkIndFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 21)
                self.state = 688
                self.match(MathExprParser.BOTK_IND)
                self.state = 689
                self.match(MathExprParser.LPAREN)
                self.state = 690
                self.expr()
                self.state = 691
                self.match(MathExprParser.COMMA)
                self.state = 692
                self.expr()
                self.state = 693
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [85]:
                localctx = MathExprParser.PushFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 22)
                self.state = 695
                self.match(MathExprParser.PUSH)
                self.state = 696
                self.match(MathExprParser.LPAREN)
                self.state = 697
                self.expr()
                self.state = 698
                self.match(MathExprParser.COMMA)
                self.state = 699
                self.expr()
                self.state = 700
                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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSmootherstepFunc" ):
                return visitor.visitSmootherstepFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMomentFunc" ):
                return visitor.visitMomentFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCubicEaseFunc" ):
                return visitor.visitCubicEaseFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLerpFunc" ):
                return visitor.visitLerpFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSmoothstepFunc" ):
                return visitor.visitSmoothstepFunc(self)
            else:
                return visitor.visitChildren(self)


    class CauchyFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitCauchyFunc" ):
                return visitor.visitCauchyFunc(self)
            else:
                return visitor.visitChildren(self)


    class LogNormalFuncContext(Func3Context):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.Func3Context
            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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitLogNormalFunc" ):
                return visitor.visitLogNormalFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitRangeFunc" ):
                return visitor.visitRangeFunc(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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitSineEaseFunc" ):
                return visitor.visitSineEaseFunc(self)
            else:
                return visitor.visitChildren(self)



    def func3(self):

        localctx = MathExprParser.Func3Context(self, self._ctx, self.state)
        self.enterRule(localctx, 42, self.RULE_func3)
        try:
            self.state = 803
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [31]:
                localctx = MathExprParser.ClampFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 704
                self.match(MathExprParser.CLAMP)
                self.state = 705
                self.match(MathExprParser.LPAREN)
                self.state = 706
                self.expr()
                self.state = 707
                self.match(MathExprParser.COMMA)
                self.state = 708
                self.expr()
                self.state = 709
                self.match(MathExprParser.COMMA)
                self.state = 710
                self.expr()
                self.state = 711
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [38]:
                localctx = MathExprParser.LerpFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 713
                self.match(MathExprParser.LERP)
                self.state = 714
                self.match(MathExprParser.LPAREN)
                self.state = 715
                self.expr()
                self.state = 716
                self.match(MathExprParser.COMMA)
                self.state = 717
                self.expr()
                self.state = 718
                self.match(MathExprParser.COMMA)
                self.state = 719
                self.expr()
                self.state = 720
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [40]:
                localctx = MathExprParser.SmoothstepFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 722
                self.match(MathExprParser.SMOOTHSTEP)
                self.state = 723
                self.match(MathExprParser.LPAREN)
                self.state = 724
                self.expr()
                self.state = 725
                self.match(MathExprParser.COMMA)
                self.state = 726
                self.expr()
                self.state = 727
                self.match(MathExprParser.COMMA)
                self.state = 728
                self.expr()
                self.state = 729
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [52]:
                localctx = MathExprParser.RangeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 731
                self.match(MathExprParser.RANGE)
                self.state = 732
                self.match(MathExprParser.LPAREN)
                self.state = 733
                self.expr()
                self.state = 734
                self.match(MathExprParser.COMMA)
                self.state = 735
                self.expr()
                self.state = 736
                self.match(MathExprParser.COMMA)
                self.state = 737
                self.expr()
                self.state = 738
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [64]:
                localctx = MathExprParser.MomentFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 740
                self.match(MathExprParser.MOMENT)
                self.state = 741
                self.match(MathExprParser.LPAREN)
                self.state = 742
                self.expr()
                self.state = 743
                self.match(MathExprParser.COMMA)
                self.state = 744
                self.expr()
                self.state = 745
                self.match(MathExprParser.COMMA)
                self.state = 746
                self.expr()
                self.state = 747
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [92]:
                localctx = MathExprParser.CauchyFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 749
                self.match(MathExprParser.CAUCHY)
                self.state = 750
                self.match(MathExprParser.LPAREN)
                self.state = 751
                self.expr()
                self.state = 752
                self.match(MathExprParser.COMMA)
                self.state = 753
                self.expr()
                self.state = 754
                self.match(MathExprParser.COMMA)
                self.state = 755
                self.expr()
                self.state = 756
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [94]:
                localctx = MathExprParser.LogNormalFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 758
                self.match(MathExprParser.LOGNORMAL)
                self.state = 759
                self.match(MathExprParser.LPAREN)
                self.state = 760
                self.expr()
                self.state = 761
                self.match(MathExprParser.COMMA)
                self.state = 762
                self.expr()
                self.state = 763
                self.match(MathExprParser.COMMA)
                self.state = 764
                self.expr()
                self.state = 765
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [75]:
                localctx = MathExprParser.CubicEaseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 8)
                self.state = 767
                self.match(MathExprParser.CUBIC_EASE)
                self.state = 768
                self.match(MathExprParser.LPAREN)
                self.state = 769
                self.expr()
                self.state = 770
                self.match(MathExprParser.COMMA)
                self.state = 771
                self.expr()
                self.state = 772
                self.match(MathExprParser.COMMA)
                self.state = 773
                self.expr()
                self.state = 774
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [76]:
                localctx = MathExprParser.ElasticEaseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 9)
                self.state = 776
                self.match(MathExprParser.ELASTIC_EASE)
                self.state = 777
                self.match(MathExprParser.LPAREN)
                self.state = 778
                self.expr()
                self.state = 779
                self.match(MathExprParser.COMMA)
                self.state = 780
                self.expr()
                self.state = 781
                self.match(MathExprParser.COMMA)
                self.state = 782
                self.expr()
                self.state = 783
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [77]:
                localctx = MathExprParser.SineEaseFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 10)
                self.state = 785
                self.match(MathExprParser.SINE_EASE)
                self.state = 786
                self.match(MathExprParser.LPAREN)
                self.state = 787
                self.expr()
                self.state = 788
                self.match(MathExprParser.COMMA)
                self.state = 789
                self.expr()
                self.state = 790
                self.match(MathExprParser.COMMA)
                self.state = 791
                self.expr()
                self.state = 792
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [78]:
                localctx = MathExprParser.SmootherstepFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 11)
                self.state = 794
                self.match(MathExprParser.SMOOTHERSTEP)
                self.state = 795
                self.match(MathExprParser.LPAREN)
                self.state = 796
                self.expr()
                self.state = 797
                self.match(MathExprParser.COMMA)
                self.state = 798
                self.expr()
                self.state = 799
                self.match(MathExprParser.COMMA)
                self.state = 800
                self.expr()
                self.state = 801
                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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitDistFunc" ):
                return visitor.visitDistFunc(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 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 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, 44, self.RULE_func4)
        try:
            self.state = 838
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [49]:
                localctx = MathExprParser.SwapFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 805
                self.match(MathExprParser.SWAP)
                self.state = 806
                self.match(MathExprParser.LPAREN)
                self.state = 807
                self.expr()
                self.state = 808
                self.match(MathExprParser.COMMA)
                self.state = 809
                self.expr()
                self.state = 810
                self.match(MathExprParser.COMMA)
                self.state = 811
                self.expr()
                self.state = 812
                self.match(MathExprParser.COMMA)
                self.state = 813
                self.expr()
                self.state = 814
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [37]:
                localctx = MathExprParser.NvlFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 816
                self.match(MathExprParser.NVL)
                self.state = 817
                self.match(MathExprParser.LPAREN)
                self.state = 818
                self.expr()
                self.state = 819
                self.match(MathExprParser.COMMA)
                self.state = 820
                self.expr()
                self.state = 821
                self.match(MathExprParser.COMMA)
                self.state = 822
                self.expr()
                self.state = 823
                self.match(MathExprParser.COMMA)
                self.state = 824
                self.expr()
                self.state = 825
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [79]:
                localctx = MathExprParser.DistFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 827
                self.match(MathExprParser.DIST)
                self.state = 828
                self.match(MathExprParser.LPAREN)
                self.state = 829
                self.expr()
                self.state = 830
                self.match(MathExprParser.COMMA)
                self.state = 831
                self.expr()
                self.state = 832
                self.match(MathExprParser.COMMA)
                self.state = 833
                self.expr()
                self.state = 834
                self.match(MathExprParser.COMMA)
                self.state = 835
                self.expr()
                self.state = 836
                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 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 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, 46, self.RULE_func5)
        try:
            localctx = MathExprParser.RemapFuncContext(self, localctx)
            self.enterOuterAlt(localctx, 1)
            self.state = 840
            self.match(MathExprParser.REMAP)
            self.state = 841
            self.match(MathExprParser.LPAREN)
            self.state = 842
            self.expr()
            self.state = 843
            self.match(MathExprParser.COMMA)
            self.state = 844
            self.expr()
            self.state = 845
            self.match(MathExprParser.COMMA)
            self.state = 846
            self.expr()
            self.state = 847
            self.match(MathExprParser.COMMA)
            self.state = 848
            self.expr()
            self.state = 849
            self.match(MathExprParser.COMMA)
            self.state = 850
            self.expr()
            self.state = 851
            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 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 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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitMapFunc" ):
                return visitor.visitMapFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitEzConvFunc" ):
                return visitor.visitEzConvFunc(self)
            else:
                return visitor.visitChildren(self)


    class PermuteFuncContext(FuncNContext):

        def __init__(self, parser, ctx:ParserRuleContext): # actually a MathExprParser.FuncNContext
            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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitPermuteFunc" ):
                return visitor.visitPermuteFunc(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 accept(self, visitor:ParseTreeVisitor):
            if hasattr( visitor, "visitReshapeFunc" ):
                return visitor.visitReshapeFunc(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 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 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, 48, self.RULE_funcN)
        self._la = 0 # Token type
        try:
            self.state = 924
            self._errHandler.sync(self)
            token = self._input.LA(1)
            if token in [19]:
                localctx = MathExprParser.SMinFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 1)
                self.state = 853
                self.match(MathExprParser.SMIN)
                self.state = 854
                self.match(MathExprParser.LPAREN)
                self.state = 855
                self.expr()
                self.state = 860
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==118:
                    self.state = 856
                    self.match(MathExprParser.COMMA)
                    self.state = 857
                    self.expr()
                    self.state = 862
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 863
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [20]:
                localctx = MathExprParser.SMaxFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 2)
                self.state = 865
                self.match(MathExprParser.SMAX)
                self.state = 866
                self.match(MathExprParser.LPAREN)
                self.state = 867
                self.expr()
                self.state = 872
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while _la==118:
                    self.state = 868
                    self.match(MathExprParser.COMMA)
                    self.state = 869
                    self.expr()
                    self.state = 874
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)

                self.state = 875
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [46]:
                localctx = MathExprParser.MapFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 3)
                self.state = 877
                self.match(MathExprParser.MAP)
                self.state = 878
                self.match(MathExprParser.LPAREN)
                self.state = 879
                self.expr()
                self.state = 882 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 880
                    self.match(MathExprParser.COMMA)
                    self.state = 881
                    self.expr()
                    self.state = 884 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==118):
                        break

                self.state = 886
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [47]:
                localctx = MathExprParser.EzConvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 4)
                self.state = 888
                self.match(MathExprParser.EZCONV)
                self.state = 889
                self.match(MathExprParser.LPAREN)
                self.state = 890
                self.expr()
                self.state = 893 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 891
                    self.match(MathExprParser.COMMA)
                    self.state = 892
                    self.expr()
                    self.state = 895 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==118):
                        break

                self.state = 897
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [48]:
                localctx = MathExprParser.ConvFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 5)
                self.state = 899
                self.match(MathExprParser.CONV)
                self.state = 900
                self.match(MathExprParser.LPAREN)
                self.state = 901
                self.expr()
                self.state = 904 
                self._errHandler.sync(self)
                _la = self._input.LA(1)
                while True:
                    self.state = 902
                    self.match(MathExprParser.COMMA)
                    self.state = 903
                    self.expr()
                    self.state = 906 
                    self._errHandler.sync(self)
                    _la = self._input.LA(1)
                    if not (_la==118):
                        break

                self.state = 908
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [50]:
                localctx = MathExprParser.PermuteFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 6)
                self.state = 910
                self.match(MathExprParser.PERM)
                self.state = 911
                self.match(MathExprParser.LPAREN)
                self.state = 912
                self.expr()
                self.state = 913
                self.match(MathExprParser.COMMA)
                self.state = 914
                self.expr()
                self.state = 915
                self.match(MathExprParser.RPAREN)
                pass
            elif token in [51]:
                localctx = MathExprParser.ReshapeFuncContext(self, localctx)
                self.enterOuterAlt(localctx, 7)
                self.state = 917
                self.match(MathExprParser.RESHAPE)
                self.state = 918
                self.match(MathExprParser.LPAREN)
                self.state = 919
                self.expr()
                self.state = 920
                self.match(MathExprParser.COMMA)
                self.state = 921
                self.expr()
                self.state = 922
                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[11] = self.compExpr_sempred
        self._predicates[12] = self.addExpr_sempred
        self._predicates[13] = self.mulExpr_sempred
        self._predicates[16] = 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 indexExpr_sempred(self, localctx:IndexExprContext, predIndex:int):
            if predIndex == 11:
                return self.precpred(self._ctx, 2)