Chaotic Systems

After being intrigued by Konstantin Batygin's presentation on random walks and chaotic systems last week, I decided to look more into the idea of chaotic systems. I came across this site, which has some awesome examples and applets of chaotic systems, like the Lorenz attractor and the three-body problem:

http://www.clausewitz.com/Complex/ChaosDemos.htm

The "Butterfly Effect"