It works. Thanks.
On Oct 31, 1:15 am, Burcin Erocal <[EMAIL PROTECTED]> wrote:
> On Thu, 30 Oct 2008 20:49:33 -0700 (PDT)
>
>
>
> pong <[EMAIL PROTECTED]> wrote:
>
> > I plot both ln(|x|) and 1/x on the same graph and try to label them by
>
> > t1=text('$\frac{1}{x}$', (1,4), fontsize=14, rgbcolor='red');
> > t2=text('$\ln(|x|)$', (1,5), fontsize=14)
>
> > While SAGE understand perfectly what to do with \ln, it doesn't seem
> > to know what to do with \frac:
> > it complaints
>
> > Traceback (click to the left for traceback)
> > ...
> > $ rac{1}{x}$ (at char 0), (line:1, col:1)
>
> > why? it looks like \f means something...
>
> \f is a formfeed character, see here:
>
> http://www.python.org/doc/2.5.2/ref/strings.html
>
> putting an "r" before the quotes will give you a raw string, as
> described at the end of that document. This should work:
>
> t1=text(r'$\frac{1}{x}$', (1,4), fontsize=14, rgbcolor='red')
>
> Cheers,
>
> Burcin
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