[OS X TeX] White vs. Transparent?

Alan Munn amunn at msu.edu
Sat Mar 25 10:04:30 EST 2006

At 10:33 PM -0500 3/24/06, david craig wrote:
>Still, there is clearly a difference between "white" and 
>"transparent". For example, equations dragged from LaTeXIt have a 
>transparent or nonexistent or whatever background, while in all 
>previous methods I have used the pdf's generated have a white 
>background.  (Hell, taking one of LaTeXIt's eqn pdfs and opening it 
>in GraphicConverter and re-saving turns the transparent background 
>to white.)
>Is there any tool for going the other way?  Or any way in pdftex to 
>tell it to produce a transparent background?

On a related note, how come the transparent background doesn't get 
preserved when importing LaTeXit's PDFs to Powerpoint?  Is there a 
way to keep it transparent, or is this a property/feature/bug of 

(And please don't let's turn this into a debate about why I should 
use Beamer or Keynote...; my Powerpoint presentations require fast 
integration of Excel charts etc. from multiple authors using both PCs 
and Macs, none of whom use LaTeX.)


Alan Munn                                                   amunn at msu.edu
Department of Linguistics                                   amunn at acm.org
and Germanic, Slavic, Asian and African Languages   Fax.  +1-517-432-2736
Michigan State University, East Lansing MI 48824    Tel.  +1-517-355-7491
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