{ “{SYMBOL}”: “parallel|perp|partial|nabla|hbar|ell|infty|oplus|ominus|otimes|oslash|square|star|dagger|vee|wedge|subseteq|subset|supseteq|supset|emptyset|exists|nexists|forall|implies|impliedby|iff|setminus|neg|lor|land|bigcup|bigcap|cdot|times|simeq|approx”, ”${MORE_SYMBOLS}”: “leq|geq|neq|gg|ll|equiv|sim|propto|rightarrow|leftarrow|Rightarrow|Leftarrow|leftrightarrow|longleftrightarrow|to|mapsto|cap|cup|sqcap|bigcap|sqcup|bigcup|in|sum|prod|exp|ln|log|det|dots|vdots|ddots|pm|mp|int|iint|iiint|oint|cong|preceq|prec|preccurlyeq|varnothing|top|hookrightarrow|models|coprod|Longleftrightarrow” }