Template:Selected anniversaries/March 9: Difference between revisions

Revision as of 07:10, 6 June 2019

1815: Francis Ronalds describes the first battery-operated clock in the Philosophical Magazine.
1851: Physicist and chemist Hans Christian Ørsted dies. He discovered that electric currents create magnetic fields, which was the first connection found between electricity and magnetism.
1917: Mathematician and philosopher Georg Cantor publishes new theory of sets derived from Gnomon algorithm functions. Colleagues hail it as "a magisterial contribution to science and art of detecting and preventing crimes against mathematical constants."
1923: Theoretical physicist, theoretical chemist, and Nobel laureate Walter Kohn born. He will develop density functional theory, which will make it possible to calculate quantum mechanical electronic structure by equations involving the electronic density.
1928: Engineer Gerald Bull born. He will attempt to build artillery guns capable of launching satellites into orbit.
1941: The Eel Escapes Hydrolab is "proof that The Eel is a criminal," according to Baron Zersetzung.
1943: Computer scientist Jef Raskin born. He will conceive and start the Macintosh project for Apple in the late 1970s.
2016: Signed first edition of Red Spiral 3 used in high-energy literature experiments spontaneously develops artificial intelligence.

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 ||1983: Ulf von Euler dies ... physiologist and pharmacologist, Nobel Prize laureate. Pic.
+||1993: Max August Zorn dies ... mathematician and academic ... an algebraist, group theorist, and numerical analyst. He is best known for Zorn's lemma, a method used in set theory that is applicable to a wide range of mathematical constructs such as vector spaces, ordered sets and the like.  Pic.
 ||1997: Comet Hale–Bopp: Observers in China, Mongolia and eastern Siberia are treated to a rare double feature as an eclipse permits Hale-Bopp to be seen during the day.