Freeman Dyson

Freeman John Dyson (born December 15, 1923) is an English-born American physicist and mathematician, famous for his work in quantum mechanics, nuclear weapons design and policy, and for his futurism viewpoints and science fiction concepts.

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Dyson worked as an analyst for the British Bomber Command during World War II; after the war, he moved to Princeton, New Jersey. In 1957, he became a naturalized citizen of the United States.

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In the years following the war, Dyson was responsible for demonstrating the equivalence of the two formulations of quantum electrodynamics which existed at the time - Richard Feynman's path integral formulation and the variational methods developed by Julian Schwinger and Sin-Itiro Tomonaga (Dyson operator).

December 15: December 15 is the 349th day of the year (350th in leap years) in the Gregorian calendar. There are 16 days remaining....

1923: 1923 was a common year starting on Monday (link will take you to calendar)....

English: English in common usage may refer to:...

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