Template:Selected anniversaries/July 23: Difference between revisions

Revision as of 05:37, 21 February 2019

1754: Joseph-Louis Lagrange publishes his first work, in the form of a letter in Italian. A month later he realized that he had rediscovered Leibniz's formula for the nth derivative of a product.
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.

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 File:Typographer patent 1829.jpg|link=Typographer (typewriter) (nonfiction)|1829: William Austin Burt patents the [[Typographer (typewriter) (nonfiction)|typographer]], a precursor to the typewriter.
+||1878: Carl von Rokitansky dies ... physician, pathologist, and philosopher. Pic.
 ||1883: Włodzimierz Stożek bonr ... mathematician.  He published numerous papers on the theory of integral equations, potential theory, as well as on many other branches of mathematics. Pic.