Am Tue, 12 Jul 2011 16:39:24 +0200 schrieb Taco Hoekwater:
>>> With xetex I can at least use >>> >>> \XeTeXmathcharnumdef\test=\XeTeXmathcodenum`\x >>> >>> but none of the various combination of \Umathchardef + \Umathcode >>> etc seems to work in luatex. > Actually, that does not mean I think it is a good idea. The > conceptual problem is that \XeTeXmathcodenum (and therefore > also \Umathcodenum) can return a signed int to represent an > unsigned value, with is pretty horrible. > > Why is it so important to be able to do a mathcharnumdef > (instead of a macro definition or straight \Umathchardef?) Actually -- as you see above -- I did try a straight \Umathchardef. But I didn't understand how to use it. I can use it by giving the values directly: \Umathchardef\test="0"1"0056. But what should I do if I want a \Umathchardef\test= "current mathcode values of V"? -- Ulrike Fischer
