The Cheat Sheet
The theoretical cheat sheet of computer science includes many of the common theorems, laws, relationships, integrals, and derivatives used in mathematics, computer science, and physics.
PDF: cheat.pdf
LaTeX Source: cheat.tar.gz
About the Author
The Cheat Sheet was developed by Dr. Steve Seiden. He typeset this using LaTeX in 1994. Unforuately, Dr. Seiden was struck by a truck and killed in 2002 [1].