[Dev-luatex] Wrong default value for \Umathradicalrule ?

Khaled Hosny khaledhosny at eglug.org
Wed Jun 24 18:09:05 CEST 2009

On Wed, Jun 24, 2009 at 05:53:45PM +0200, Taco Hoekwater wrote:
> Khaled Hosny wrote:
> > 
> > I'm just wondering whet \Umathradicalrule returns such so big value
> > "16383.99998pt" compared to "0.39998pt" for \Umathoverbarrule, it can't
> > be that big. There must be something wronge, either in the code or in my
> > understanding of what this value does.
> Ah. That is the magical value for "parameter not set" (i.e.: use the
> tex82 radical char height instead of this explicit size), and that is
> indeed not documented.

That explains it, thanks.


 Khaled Hosny
 Arabic localiser and member of Arabeyes.org team
 Free font developer
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