[lltx] unicode-math breaks due to \intexpr

Ulrike Fischer news3 at nililand.de
Wed Aug 17 15:56:55 CEST 2011

Am Wed, 17 Aug 2011 15:34:48 +0200 schrieb Arno Trautmann:


> breaks with a
> ——
> ./test.tex:8: Undefined control sequence.
> \um_set_mathcode:nnn ...Umathcode \intexpr_eval:n
>                                                    {#1}=\mathchar at type 
> #2\csn...
> l.8 \setmathfont{XITS-math}
> ——
> Using the line \let\intexpr_eval:n\int_eval:n, it works. The error is 
> some weeks old now, I didn't report as I thought it would be obvious and 
> soon be fixed. (Though I cannot find the file where this error happens.)
> Am I the only one using unicode-math? Or am I the only one who uses it 
> wrong? 

> unicode-math.sty    2011/01/29 v0.5d Unicode maths in XeLaTeX and LuaLaTeX

I'm using the version from github

unicode-math.sty    2011/05/05 v0.5d Unicode maths in XeLaTeX and

I also updated 

lualatex-math.sty    2011/05/05 

Ulrike Fischer 

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