%\typeout {um: \string#1, \int_from_hexadecimal:n {#2}} <- for debug
\char_set_lccode:nn { `! } { "#2 }
\tex_lowercase:D {
- \tl_set:Nn \l_tmpa_tl {\ifmmode!\else{\directlua{tex.globaldefs = 0}\ltj@allalchar!}\fi}
+ \tl_set:Nn \l_tmpa_tl {\relax\ifmmode!\else{\directlua{tex.globaldefs = 0}\ltj@allalchar!}\fi}
\cs_gset_eq:NN #1 \l_tmpa_tl
}
\ltjsetmathletter{ \int_from_hexadecimal:n {#2} }
\ExplSyntaxOff
\endinput
-
-