On Dec 30, 2009, at 1:57 PM, Peter Bleszynski wrote:
> I am trying to display an equation using Markdown+blahtex/PNG in
> Instiki 0.18. Blahtex is compiled from blahtexml-0.7-corrected-src.
>
> I tried
> $ \begin{aligned} ... \end{aligned} $
>
> ...
>
> RuntimeError (No depth element in:
> <blahtex>
> <png>
> <error><id>CannotRunLatex</id><message>Cannot run latex</message></error>
> </png>
> </blahtex>
>
> Am I using the wrong syntax?
>
> I'm using Gentoo and TeX Live 2008 is installed.
>
> /usr/local/bin/blahtex is in the command path.
>
> Running blahtex from the command line works. The following simple
> test produces correct PNG output.
> # echo '\sqrt{x^2+\alpha}' | blahtex --pngI believe the options (set in vendor/plugins/maruku/lib/maruku/ext/math/mathml_engines/blahtex.rb) are: blahtex --png --use-preview-package --shell-dvipng 'dvipng -D 200' Does that work? I'm not really the expert on the blahtex filter. I'll ask Ari Stern, who is.
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