Template:Selected anniversaries/December 21: Difference between revisions
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||1933 – Knud Rasmussen, Greenlandic anthropologist and explorer (b. 1879) | ||1933 – Knud Rasmussen, Greenlandic anthropologist and explorer (b. 1879) | ||
||Maurice Paul Nivat (b. 21 December 1937) was a French computer scientist. His research spanned the areas of formal languages, programming language semantics, and discrete geometry. Pic. | |||
||1937 – Snow White and the Seven Dwarfs, the world's first full-length animated feature, premieres at the Carthay Circle Theatre. | ||1937 – Snow White and the Seven Dwarfs, the world's first full-length animated feature, premieres at the Carthay Circle Theatre. | ||
Revision as of 05:41, 6 April 2018
1878: Mathematician and philosopher Jan Łukasiewicz born. He will think innovatively about traditional propositional logic, the principle of non-contradiction and the law of excluded middle.
1913: Arthur Wynne's "word-cross", the first crossword puzzle, is published in the New York World.
1974: Fantasy Voronoi diagram upstages Fantasy Football.
1976: Chronography of 354 wins Pulitzer Prize.
1984: Mandelbrot set develops artificial intelligence, discovers new class of Gnomon algorithm functions.