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A-ca-oo-mah-ca-ye - A-ca-oo-mah-ca-ye, also known as Feathers or Old Swan (d. 1859 or 1860) was a chief of the Blackfoot First Nation with a reputation as a peacemaker.
AGA (automobile) - AGA was a German automobile company, once quite large, which manufactured its wares from 1919 to 1929, and which by 1922 was manufacturing 1000 cars a month. At the time, AGA was part of the Stinnes group of companies, making a 1420cc four-cylinder ...
Spaceship (CA) - In a cellular automaton, a finite pattern is called a spaceship if it reappears after a certain number of generations in the same orientation but in a different position. The smallest such number of generations is called the period of the spaceship.
Puffer train (CA) - In a cellular automaton a puffer train, or simply puffer, is a finite pattern that moves itself across the "universe", leaving debris behind. Thus a pattern consisting of only a puffer will grow arbitrarily large over time.
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