Template:Selected anniversaries/October 27: Difference between revisions
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||1905: Henry Berthold Mann born ... professor of mathematics and statistics at Ohio State University. Mann proved the Schnirelmann-Landau conjecture in number theory. Pic: https://math.osu.edu/about-us/history/henry-berthold-mann | ||1905: Henry Berthold Mann born ... professor of mathematics and statistics at Ohio State University. Mann proved the Schnirelmann-Landau conjecture in number theory. Pic: https://math.osu.edu/about-us/history/henry-berthold-mann | ||
||1910: Margaret Hutchinson Rousseau born ... chemical engineer - pencillin factory. | ||1910: Margaret Hutchinson Rousseau born ... chemical engineer - pencillin factory. Pic. | ||
||1915: Robert Alexander Rankin born ... mathematician who worked in analytic number theory. Pic: http://www-history.mcs.st-and.ac.uk/Biographies/Rankin.html | ||1915: Robert Alexander Rankin born ... mathematician who worked in analytic number theory. Pic: http://www-history.mcs.st-and.ac.uk/Biographies/Rankin.html | ||
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||1927: Mikhail Mikhailovich Postnikov born ... mathematician, known for his work in algebraic and differential topology. Pic: http://www.mi-ras.ru/index.php?c=inmemoria&l=1 | ||1927: Mikhail Mikhailovich Postnikov born ... mathematician, known for his work in algebraic and differential topology. Pic: http://www.mi-ras.ru/index.php?c=inmemoria&l=1 | ||
||1930: Ellen Hayes dies ... mathematician and astronomer. | ||1930: Ellen Hayes dies ... mathematician and astronomer. Pic. | ||
||1930: Ratifications exchanged in London for the first London Naval Treaty, signed in April modifying the 1925 Washington Naval Treaty and the arms limitation treaty's modified provisions, go into effect immediately, further limiting the expensive naval arms race among its five signatories. | ||1930: Ratifications exchanged in London for the first London Naval Treaty, signed in April modifying the 1925 Washington Naval Treaty and the arms limitation treaty's modified provisions, go into effect immediately, further limiting the expensive naval arms race among its five signatories. | ||
Revision as of 07:39, 21 May 2019
1654: Blaise Pascal writes to Pierre de Fermat, praising him for his solution to the Problem of the Points, about which they had exchanged seven previous letters.
1675: Mathematician and academic Gilles de Roberval dies. He published a system of the universe in which he supports the Copernican heliocentric system and attributes a mutual attraction to all particles of matter.
1678: Mathematician Pierre Raymond de Montmort born. He will write Essay d'analyse sur les jeux de hazard, an influential book about probability and games of chance which will introduce the combinatorial study of derangements.
1853: Mark Twains interviews Wallace War-Heels. Twain will later call it "the interview of a lifetime."
1854: Physician Golding Bird dies. He pioneered the medical use of electricity.
1938: Mathematician and philosopher Edmund Husserl publishes new class of Gnomon algorithm functions based on transcendental consciousness as the limit of all possible knowledge.
1995: Richard Smalley uses carbon nanotubes to detect and prevent crimes against chemical constants.
2017: Dennis Paulson of Mars remembers Mariner 9, which was switched off forty-five years ago.
