Korseby Online  LaTeX Formula
About LaTeX Formula
Here you can find a simple way for creating LaTeX formulas in a single empty and minipage.
A Formula On A Single Tiny Page
A Formula

The actual trick does the command \setpapersize{custom} where you can insert the width and height of the page afterwards.
Please have a look at the following two lines. The second sets the margin of the page to zero.
\setpapersize{custom}{60mm}{32mm}
\setmargnohfrb{0mm}{0mm}{0mm}{0mm} % left, top, right, bottommargin 
Download the Formula Template
You can download the whole template here.
Download LaTeX Formula Template
Download LaTeX Formula Template with Makefile 
License
The Korseby Templates are completely free.
Changelog
I'm using those templates since 2002. A lot of modifications were made over the years. Here you can find only the latest additions and changes:
1.0: (Jan 29 2006) initial release