Hello Yue,
On Friday, 20 Aug 2021 at 00:45, Chlo De wrote: > \emph{{n+1}-a} > \textit{a{b}c} > > will be translated as LaTeX expressions > > \emph\{\{n+1\}-a\} > \textit\{a\{b\}c\} I'm not sure it is a bug. Could you specify what do you expect in these cases? Note that there are native org-syntax for \emph and \textbf *n+1 - a* /a{b}c/ (info "(org) Emphasis and Monospace") HTH, -- Jeremie Juste