Template:Selected anniversaries/April 9: Difference between revisions
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||1982: Robert Havemann dies ... chemist, and an East German dissident. Pic. | ||1982: Robert Havemann dies ... chemist, and an East German dissident. Pic. | ||
||1982: Maximilian | ||1982: Maximilian Herzberger dies ... mathematician and physicist, known for his development of the superachromat lens. Pic. | ||
||1983: Yozo Matsushima dies ... mathematician. Pic search good: https://www.google.com/search?q=Yozo+Matsushima | ||1983: Yozo Matsushima dies ... mathematician. Pic search good: https://www.google.com/search?q=Yozo+Matsushima | ||
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||2002: Leopold Vietoris dies ... soldier, mathematician, and academic. Pic. | ||2002: Leopold Vietoris dies ... soldier, mathematician, and academic. Pic. | ||
||2003: Jerry Bittle dies ... cartoonist. | ||2003: Jerry Bittle dies ... cartoonist. Pic search yes: https://www.google.com/search?q=jerry+bittle | ||
||2007: Dorrit Hoffleit dies ... astronomer and academic. Pic. | ||2007: Dorrit Hoffleit dies ... astronomer and academic. Pic. | ||
||2011: Jerry Lawson born ... electronic engineer and inventor ... known for his work in designing the Fairchild Channel F video game console as well as pioneering the commercial video game cartridge. Pic. | |||
||2015: Alexander Dalgarno dies ... physicist and academic. Pic. | ||2015: Alexander Dalgarno dies ... physicist and academic. Pic. | ||
||2016: Duane Clarridge dies ... spy. | ||2016: Duane Clarridge dies ... spy. Pic search yes: https://www.google.com/search?q=duane+clarridge | ||
File:Green Tangle.jpg|link=Green Tangle (nonfiction)|2018: ''[[Green Tangle (nonfiction)|Green Tangle]]'' voted Picture of the Day by the citizens of [[New Minneapolis, Canada]]. | File:Green Tangle.jpg|link=Green Tangle (nonfiction)|2018: ''[[Green Tangle (nonfiction)|Green Tangle]]'' voted Picture of the Day by the citizens of [[New Minneapolis, Canada]]. | ||
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Revision as of 08:29, 26 October 2019
1770: Physicist and academic Thomas Johann Seebeck born. He will discover the thermoelectric effect.
1805: Mathematician and crime-fighter Joseph-Louis Lagrange delivers lecture on applications of number theory to the detection and prevention of crimes against mathematical constants.
1860: On his phonautograph machine, Édouard-Léon Scott de Martinville makes the oldest known recording of an audible human voice. A visual recording of audio data, it will first be played back in 2008.
1864: Engineer and physicist Wilhelm Röntgen uses X-rays generator to expose loaded dice, reveals organized math crime cartel in casinos around the world.
1865: Mathematician and electrical engineer Charles Proteus Steinmetz born. He will foster the development of alternating current, formulating mathematical theories which will advance the expansion of the electric power industry in the United States.
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."
1978: Musician and alleged math criminal Skip Digits performs at the Kennedy Center for the Arts.
2018: Green Tangle voted Picture of the Day by the citizens of New Minneapolis, Canada.