On Fri, Jul 23, 2010 at 10:38 PM, luigi scarso <luigi.sca...@gmail.com> wrote:
> 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
>> ___________________________________________________________________________________
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>> ___________________________________________________________________________________
>>
> hm, what about
> tex.sprint(tex.ctxcatcodes,string.format("\%.2f",355/14)
sorry
tex.sprint(tex.ctxcatcodes,string.format("\%.2f",355/14))
--
luigi
___________________________________________________________________________________
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