Template:Selected anniversaries/December 21: Difference between revisions

Revision as of 09:54, 5 February 2019

1807: Mathematician Joseph Fourier announced to the French Academy of Science that an arbitrary function could be expanded as an inﬁnite series of sines and cosines (now known as the Fourier series).
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.
2016: Signed first edition of Traveller used in high-energy literature experiments develops artificial intelligence.

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 ||1937: Maurice Paul Nivat born ... computer scientist. His research spanned the areas of formal languages, programming language semantics, and discrete geometry. Pic.
+||1937: Lawrence Gilman Roberts (December 21, 1937 – December 26, 2018) was an American engineer who received the Draper Prize in 2001 "for the development of the Internet". As a program manager and office director at the Advanced Research Projects Agency, Roberts and his team created the ARPANET (a predecessor to the modern Internet) using packet switching techniques. Pic.
 ||1937: Snow White and the Seven Dwarfs, the world's first full-length animated feature, premieres at the Carthay Circle Theatre.