On Fri, Jul 23, 2010 at 10:25 PM, Vnpenguin <vnpeng...@vnoss.org> wrote:
> Hi,
> Here is my test:
> ===================================================
> \setuppapersize[A4][A4]
> \usetypescript[postscript]
> \setupbodyfont[palatino,12pt]
>
> \starttext
> \startformula
> K = \frac{\sigma_1}{\sigma_2} = \frac{355}{14}= \ctxlua{tex.print(355/14)}
> \stopformula
> \stoptext
> ===================================================
>
> It works well and give me result = 25,357142857143. In order to obtain
> 2 decimal number I tried:
>
> \startformula
> K = \frac{\sigma_1}{\sigma_2} = \frac{355}{14}=
> \ctxlua{tex.printf("%0.2f",355/14)}
> \stopformula
>
> But it does not work. Here is the error:
>
> tex.printf("\doplaceformulanumber \stopdisplaymath \global \let \gdef \ETC.
> ! File ended while scanning text of \zerocount.
> <inserted text>
> }
> <*> ./test-lua.tex
> ?
>
> Another try:
>
> \startformula
> K = \frac{\sigma_1}{\sigma_2} = \frac{355}{14}=
> \ctxlua{tex.print(string.format("%0.2f",355/14))}
> \stopformula
>
> gives me the same error.
>
> So is there really a function printf() in LuaTeX engine ?
>
> Thanks
> ___________________________________________________________________________________
> If your question is of interest to others as well, please add an entry to the
> Wiki!
>
> maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
> webpage : http://www.pragma-ade.nl / http://tex.aanhet.net
> archive : http://foundry.supelec.fr/projects/contextrev/
> wiki : http://contextgarden.net
> ___________________________________________________________________________________
>
hm, what about
tex.sprint(tex.ctxcatcodes,string.format("\%.2f",355/14)
?
--
luigi
___________________________________________________________________________________
If your question is of interest to others as well, please add an entry to the
Wiki!
maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context
webpage : http://www.pragma-ade.nl / http://tex.aanhet.net
archive : http://foundry.supelec.fr/projects/contextrev/
wiki : http://contextgarden.net
___________________________________________________________________________________
