A glider gun with true period 24. The first one was
found by Noam Elkies in June 1997. It uses three p4 oscillators to
hassle a pair of traffic lights. One of the oscillators was very
large and custom-made. Shown below is a much smaller version built
by Jason Summers and Karel Suhajda in December 2002, using the same
mechanism but with a smaller oscillator:
Game of Life Explanation
The Game of Life is not your typical computer game. It is a cellular
automaton, and was invented by Cambridge mathematician John Conway.
This game became widely known when it was mentioned in an article
published by Scientific American in 1970. It consists of a grid of
cells which, based on a few mathematical rules, can live, die or
multiply. Depending on the initial conditions, the cells form various
patterns throughout the course of the game.
Rules
For a space that is populated:
Examples
Each cell with one or no neighbors dies, as if by solitude.
Each cell with four or more neighbors dies, as if by
overpopulation.
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