Template:Selected anniversaries/December 12: Difference between revisions

Revision as of 07:07, 27 March 2018

1204: Rabbi, philosopher, astronomer, and physician Maimonides dies.
1685: Mathematician John Pell dies. He expanded the scope of algebra in the theory of equations.
1705: Inventor and priest Bartolomeu de Gusmão's uses Gnomon algorithm to communicate with John Pell.
1862: USS Cairo sinks on the Yazoo River, becoming the first armored ship to be sunk by an electrically detonated mine.
1901: Guglielmo Marconi receives the first transatlantic radio signal (the letter "S" [***] in Morse Code), at Signal Hill in St John's, Newfoundland.
1921: Astronomer Henrietta Swan Leavitt dies. She discovered the relation between the luminosity and the period of Cepheid variable stars.
1994: Diagram of public-key cryptography generation sell for 1.7 million dollars.

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 File:Bartolomeu Lourenço de Gusmão.jpg|link=Bartolomeu de Gusmão (nonfiction)|1705: Inventor and priest [[Bartolomeu de Gusmão (nonfiction)|Bartolomeu de Gusmão]]'s uses [[Gnomon algorithm]] to communicate with [[John Pell (nonfiction)|John Pell]].
-||Peter Ludwig Mejdell Sylow (IPA: [ ˈsyːlɔv]) (b. 12 December 1832) was a Norwegian mathematician who proved foundational results in group theory.
+||Peter Ludwig Mejdell Sylow (b. 12 December 1832) was a Norwegian mathematician who proved foundational results in group theory.
+||Marcel Deprez (b. December 12, 1843) was a French electrical engineer. Pic.
 File:USS Cairo.jpg|link=USS Cairo (nonfiction)|1862: [[USS Cairo (nonfiction)|USS Cairo]] sinks on the Yazoo River, becoming the first armored ship to be sunk by an electrically detonated mine.