Hello Bruno,
On 29/01/2012 13:17, Bruno Le Floch wrote:
> Perhaps you meant
>
> \csname\ifnum 3>2\fi\endcsname
>
> which indeeds does \csname\relax\endcsname, an error.
We should be fine here in expl3, I think, as internally we have
something like
\csname\ifnum\numexpr3\relax>\numexpr2\relax\fi\endcsname
in this scenario, and that is fine.
--
Joseph Wright