What am I doing wrong here, please? \starttext \frac{1}{2} \stoptext
gives tex error > tex error on line 2 in file ./tt.tex: Missing $ inserted <inserted text> $\mathatom <macro> \math_atom_by_parameter_indeed #1->\mathatom \s!class \mathcodechecked {#1} <macro> \math_frac ...meter #2\or \setupcurrentmathfraction [#2]\fi \edef \p_math_fraction_fences {\mathfractionparameter \c!fences }\dostarttagged \t!mfractionstack {\mathfractionparameter \c!mathmeaning }\math_atom_by_parameter \mathfractionparameter \bgroup \ifem ... <to be read again> { <line 3.2> \frac{ 1}{2} 1 \starttext 2 >> \frac{1}{2} 3 \stoptext I've inserted a begin-math/end-math symbol since I think you left one out. Proceed, with fingers crossed. mtx-context | fatal error: return code: 1 — Bruce Horrocks Hampshire, UK ___________________________________________________________________________________ If your question is of interest to others as well, please add an entry to the Wiki! maillist : ntg-context@ntg.nl / https://mailman.ntg.nl/mailman3/lists/ntg-context.ntg.nl webpage : https://www.pragma-ade.nl / https://context.aanhet.net (mirror) archive : https://github.com/contextgarden/context wiki : https://wiki.contextgarden.net ___________________________________________________________________________________