Template:Selected anniversaries/March 21: Difference between revisions

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||1983: The first cases of the 1983 West Bank fainting epidemic begin; Israelis and Palestinians accuse each other of poison gas, but the cause is later determined mostly to be psychosomatic.
||1983: The first cases of the 1983 West Bank fainting epidemic begin; Israelis and Palestinians accuse each other of poison gas, but the cause is later determined mostly to be psychosomatic.
Philippe_Flajolet_uses_computational_complexity_to_defeat_the_Forbidden_Ratio.jpg|link=Philippe Flajolet (nonfiction)|1986: Computer scientist and [[Gnomon algorithm]] theorist [[Philippe Flajolet (nonfiction)|Philippe Flajolet]] uses the theory of average-case complexity to defeat the [[Forbidden Ratio]] in single combat.


||1998: Rose Pauline Peltesohn dies ... mathematician.  She solved the Difference Problems of Lothar Heffter (de) (1896) in combinatorics in 1939. Pic.  
||1998: Rose Pauline Peltesohn dies ... mathematician.  She solved the Difference Problems of Lothar Heffter (de) (1896) in combinatorics in 1939. Pic.  
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||2015: Hans Erni dies ... painter, sculptor, and illustrator. Erni is known for WW2 camouflage, illustrating postage stamps, his lithographs for the Swiss Red Cross, his participation on the Olympic Committee as well as his activism. Pic.
||2015: Hans Erni dies ... painter, sculptor, and illustrator. Erni is known for WW2 camouflage, illustrating postage stamps, his lithographs for the Swiss Red Cross, his participation on the Olympic Committee as well as his activism. Pic.
File:Green Ring 2.png|link=Green Ring 2 (nonfiction)|2016: Chromatographic analysis of ''[[Green Ring 2 (nonfiction)|Green Ring 2]]'' reveals "at least two, possibly three" previously unknown shades of the color [[Green (nonfiction)|green]].


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Revision as of 20:26, 26 January 2022

  • 1768: Mathematician and physicist Joseph Fourier born. Fourier will initiate the investigation of Fourier series and their applications to problems of heat transfer and vibrations.

    1768: Mathematician and physicist Joseph Fourier born. Fourier will initiate the investigation of Fourier series and their applications to problems of heat transfer and vibrations.

  • 1884: Mathematician George David Birkhoff born. Birkhoff will become one of the most important leaders in American mathematics of his generation.

    1884: Mathematician George David Birkhoff born. Birkhoff will become one of the most important leaders in American mathematics of his generation.

  • 1924: Physicist Harry Lehmann born. Lehmann will contribute to the LSZ reduction formula and the Källén–Lehmann spectral representation.

    1924: Physicist Harry Lehmann born. Lehmann will contribute to the LSZ reduction formula and the Källén–Lehmann spectral representation.

  • 1928: Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.

    1928: Charles Lindbergh is presented with the Medal of Honor for the first solo trans-Atlantic flight.

  • 1965: NASA launches Ranger 9, the last in a series of unmanned lunar space probes.

    1965: NASA launches Ranger 9, the last in a series of unmanned lunar space probes.

  • 2009: Mathematician Thierry Aubin dies. Aubin was a leading expert on Riemannian geometry and non-linear partial differential equations.

    2009: Mathematician Thierry Aubin dies. Aubin was a leading expert on Riemannian geometry and non-linear partial differential equations.

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