2D Cellular Automaton Animations

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This Demonstration explores patterns generated by 2D cellular automaton rules depending only on the number of black cells surrounding a given cell. Each rule exhibits a distinctive behavior when run for a large number of steps.

Contributed by: Kovas Boguta (March 2011)
Additional contributions by: Theodore Gray
Open content licensed under CC BY-NC-SA



The particular rule space explored here is made up of 9-neighbor outer totalistic rules.

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