Mathematica-based software for creating mathematical and algorithmic art, as well as mathematical recreations and active learning through art. Allows you to write simple programs that generate geometrical patterns, ornaments and designs. Easily creates fractal effects. Features built-in tools for "automatic" generation of attractive patterns.
http://www.artlandia.com/
A Wolfram Research site. Searchable FAQ and other resources.
http://support.wolfram.com/
FeynArts is a Mathematica package for the generation and visualization of Feynman diagrams and amplitudes.
http://www.feynarts.de/
Allows the use of many Mathematica functions over finite fields without any modification; e.g solving linear equations, inverses, determinants, derivations, resultants. By Ryoh Fuji-Hara, University of Tsukuba. Package and documentation are available for download.
http://infoshako.sk.tsukuba.ac.jp/jcca/GaloisField/
An electronic newsletter written specifically for the Mathematica community.
http://www.wolfram.com/news/mathwire/
This site provides information about Stephan Kaufmann's Mathematica books, notebooks and packages.
http://www.ifm.ethz.ch/~kaufmann/
The Pack integrates more than 50 Mathematica packages and more than 1000 functions in economics, statistics, econometrics and system enhancement. It provides a working environment that is basic but very useful.
http://www.dataweb.nl/~cool/TheEconomicsPack/index.html
Introductions to the principles, features, and syntax of the programming language.
http://documents.wolfram.com/v5/TheMathematicaBook/PrinciplesOfMathematica/index.html