Template:Selected anniversaries/June 21: Difference between revisions
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File:Simeon Poisson.jpg|link=Siméon Denis Poisson (nonfiction)|1781: Mathematician and physicist [[Siméon Denis Poisson (nonfiction)|Siméon Denis Poisson]] born. His memoirs on the theory of electricity and magnetism will constitute a new branch of mathematical physics. | File:Simeon Poisson.jpg|link=Siméon Denis Poisson (nonfiction)|1781: Mathematician and physicist [[Siméon Denis Poisson (nonfiction)|Siméon Denis Poisson]] born. His memoirs on the theory of electricity and magnetism will constitute a new branch of mathematical physics. | ||
||1948: The Manchester Small-Scale Experimental Machine (SSEM), nicknamed Baby, was the world's first stored-program computer. It was built at the Victoria University of Manchester, England, by Frederic C. Williams, Tom Kilburn and Geoff Tootill, and ran its first program on 21 June 1948. https://en.wikipedia.org/wiki/Manchester_Small-Scale_Experimental_Machine | |||
||1942 – World War II: A Japanese submarine surfaces near the Columbia River in Oregon, firing 17 shells at nearby Fort Stevens in one of only a handful of attacks by Japan against the United States mainland. | ||1942 – World War II: A Japanese submarine surfaces near the Columbia River in Oregon, firing 17 shells at nearby Fort Stevens in one of only a handful of attacks by Japan against the United States mainland. | ||
Revision as of 16:21, 3 September 2017
1652: Architect Inigo Jones dies. He was one of the first architects of the early modern period to employ Vitruvian rules of proportion and symmetry in his buildings.
1781: Mathematician and physicist Siméon Denis Poisson born. His memoirs on the theory of electricity and magnetism will constitute a new branch of mathematical physics.
1947: Lorenz system diagram develops self-awareness, invents new class of Gnomon algorithm functions which detect and prevent crimes against mathematical constants.
1948: Biologist, mathematician, and classics scholar D'Arcy Wentworth Thompson dies.
1952: Crime-fighter The Governess chastises corrupt accounting firm, compels accountants to return money embezzled from orphan's fund and personally apologize to orphans.
