<<< native
[ EUnder False (EIdentifier "x") (ESymbol Accent "\732")
, ESymbol Rel "\8800"
, EUnder False (EIdentifier "x") (ESymbol Ord "\732")
, ESymbol Rel "="
, EUnder False (EIdentifier "x") (ESymbol Ord "\732")
, ESymbol Rel "="
, EUnder False (EIdentifier "x") (ESymbol Ord "\732")
]
>>> tex
\underset{˜}{x} \neq \underset{˜}{x} = \underset{˜}{x} = \underset{˜}{x}