texmath-0.7: tests/readers/tex/03.native
[EIdentifier "a",ESuper (EIdentifier "x") (ENumber "2"),ESymbol Bin "+",EIdentifier "b",EIdentifier "x",ESymbol Bin "+",EIdentifier "c",ESymbol Rel "=",ENumber "0"]
[EIdentifier "a",ESuper (EIdentifier "x") (ENumber "2"),ESymbol Bin "+",EIdentifier "b",EIdentifier "x",ESymbol Bin "+",EIdentifier "c",ESymbol Rel "=",ENumber "0"]