texmath-0.13.3.2: test/writer/typst/nolinefrac.test
<<< tex
{a \atop b} \quad
\genfrac{}{}{0pt}{}{a + b}{c + d} \quad
\genfrac{[}{]}{0pt}{}{a}{b} \quad
\genfrac{}{}{0pt}{}{}{b} \quad
\genfrac{}{}{0pt}{}{a}{} \quad
\binom{a}{b} \quad \frac{a}{b}
>>> typst
mat(delim: #none, a; b) quad mat(delim: #none, a + b; c + d) quad [mat(delim: #none, a; b)] quad mat(delim: #none, #none; b) quad mat(delim: #none, a; #none) quad binom(a, b) quad a / b