Template:Selected anniversaries/July 23: Difference between revisions
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||Charles Bradfield Morrey Jr. (b. 23 July 1907) was an American mathematician who made fundamental contributions to the calculus of variations and the theory of partial differential equations. | ||Charles Bradfield Morrey Jr. (b. 23 July 1907) was an American mathematician who made fundamental contributions to the calculus of variations and the theory of partial differential equations. | ||
||Jean Louis Maxime van Heijenoort (b. July 23, 1912) was a pioneer historian of mathematical logic. He was also a personal secretary to Leon Trotsky from 1932 to 1939, and from then until 1947, an American Trotskyist activist. Pic. | |||
||1916 – William Ramsay, Scottish-English chemist and academic, Nobel Prize laureate (b. 1852) | ||1916 – William Ramsay, Scottish-English chemist and academic, Nobel Prize laureate (b. 1852) | ||
Revision as of 08:20, 1 April 2018
1829: William Austin Burt patents the typographer, a precursor to the typewriter.
1885: The well-known illustration Interview with Wallace War-Heels is stolen by math criminals, who demand computational ransom.
1934: Mathematician and crime-fighter Hans Hahn publishes new analysis of set theory which soons finds application in detecting and preventing crimes against mathematical constants.
1928: Astronomer and academic Vera Rubin born. She will discover the discrepancy between the predicted angular motion of galaxies and the observed motion, by studying galactic rotation curves.
1962: Mathematician and crime-fighter Alice Beta uses Telstar to communicate with AESOP.
1962: Telstar relays the first publicly transmitted, live trans-Atlantic television program, featuring Walter Cronkite.
2017: AESOP re-broadcasts Walter Cronkite's 1962 trans-Atlantic television program.