A program which enables you to create impressive simulations of complex systems in an easy way. Complex systems appear throughout all parts of our life. You can see them in form of living organisms, social groups, companies, physical processes or chemical structures. Cafun assists students and researchers in testing their theories or in visualizing a complex system for a better understanding. Furthermore, teachers can use it to teach the creation of real world models in the computer.

Automata whose inverses have large neighbourhoods. Automata whose inverses have unboundedly large neighbourhoods. Public key cryptography using cellular automata. Public key cryptography using cellular automata. Public key cryptography using cellular automata - bibliography. Patterns caused by erosion and drainage.

Be aware that some of the applets will require you to have the Java JRE 1. Or higher on your machine. The NKS-SJSU site was developed by Prof. S graduate Software Project Class. Rucker reviewed NKS for the American Mathematical Monthly, November, 2003.

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Which displays collapsable, heirarchical tree structures on web pages;. Which allows heirarchical tree structures to be created and manipulated using a web browser. The tree display is generated on the server using PHP;. The tree editor manipulates a representation of the tree in a standard SQL database;. The tree editor uses a double database abstraction layer;. Trees can be rendered directly from database tables via SQL. Has its own web page here.