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3 unusual facts about Stanislaw Ulam


The City and the Stars

In this passage, Clarke describes the prime spiral, a method of graphing the prime numbers that reveals a pattern, seven years before it was discovered by Stanislaw Ulam.

Ulam

Stanislaw Ulam (1909–1984), Polish-born American mathematician who participated in the Manhattan Project

Von Neumann cellular automaton

Von Neumann cellular automata are the original expression of cellular automata, the development of which were prompted by suggestions made to John von Neumann by his close friend and fellow mathematician Stanislaw Ulam.


Fermi–Pasta–Ulam problem

In the Summer of 1953 Fermi, Pasta, Ulam and Mary Tsingou conducted numerical experiments (i.e. computer simulations) of a vibrating string that included a non-linear term (quadratic in one test, cubic in another, and a piecewise linear approximation to a cubic in a third).


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