Will Robertson wrote: > Well, I'll leave it there for now but I wonder if that implies we need a > macro that has "setup" parameters: > > \tlist_rescan:nn{ > \char_make_other:N \$ > \int_set:Nn \endlinechar {\c_minus_one} > }{ > $a^1$ > } Hello Will, Not a bad idea: fits in with the whole expl3 concept as it removes some of the detail (which most people don't care about). Joseph