\bool_set_true:N \__lltjp_um_patch_mathgroup_bool
\cs_gset:Nn \__um_set_delcode:nnn
{
- \ltjsetmathletter{ #3 }
\Udelcode#2 = \csname sym#1\endcsname #3 \scan_stop:
+ \ltjsetmathletter{ #3 }
}
\cs_gset:Nn \__um_radical:nn
{
- \ltjsetmathletter{ #2 }
\Uradical \csname sym#1\endcsname #2 \scan_stop:
+ \ltjsetmathletter{ #2 }
}
\cs_gset:Nn \__um_delimiter:Nnn
{
- \ltjsetmathletter{ #3 }
\Udelimiter \mathchar@type#1 \csname sym#2\endcsname #3 \scan_stop:
+ \ltjsetmathletter{ #3 }
}
\cs_gset:Nn \__um_accent:nnn
{
- \ltjsetmathletter{ #3 }
\Umathaccent #1~ \mathchar@type\mathaccent \use:c { sym #2 } #3 \scan_stop:
+ \ltjsetmathletter{ #3 }
}
\cs_gset:Nn \__um_define_math_chars: {
\group_begin: