[texhax] compile to a small PDF

[Martin Heller]

ap skrev:
> I wanted to know if there's a method to compile a small piece of LaTeX  
> code to a standalone PDF output containing only that part. I might not  
> be very clear, but I basically want to convert for example a formula  
> to a PDF output displaying that formula as interpreted by LaTeX (for  
> example as latex2html does, or even as MediaWiki does with texvc and  
> the <math>...</math> construct - except I am looking for PDF output  
> and not PNG).

with preview.sty

\usepackage[active,tightpage]{preview}

or use pgf/TikZ and

\beginpgfgraphicnamed{...
 <stuff>
\endpgfgraphicnamed

> -create a tex file that will contain nothing more than the formula to  
> be displayed (i.e. use \pagestyle{empty}).

you can use the same procedure with pdflatex and then crop the
resulting pdf with pdfcrop.