Template:Selected anniversaries/July 31: Difference between revisions
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||1941: The Holocaust: Under instructions from Adolf Hitler, Nazi official Hermann Göring, orders SS General Reinhard Heydrich to "submit to me as soon as possible a general plan of the administrative material and financial measures necessary for carrying out the desired Final Solution of the Jewish question." | ||1941: The Holocaust: Under instructions from Adolf Hitler, Nazi official Hermann Göring, orders SS General Reinhard Heydrich to "submit to me as soon as possible a general plan of the administrative material and financial measures necessary for carrying out the desired Final Solution of the Jewish question." | ||
||1945: Operation Sabre: was a Royal Navy military operation in World War Two which involved cutting the Japanese submarine communications cable linking Saigon and Singapore ... operating from an X-Craft midget submarine in the Saigon River. Pic (submarine in museum). | |||
||1953: Nikolay Dimitrievich Zelinsky dies ... chemist, academician of the Academy of Sciences of USSR (1929). Pic. | ||1953: Nikolay Dimitrievich Zelinsky dies ... chemist, academician of the Academy of Sciences of USSR (1929). Pic. |
Revision as of 10:30, 9 March 2019
1669: Isaac Newton becomes known. Lucasian professor Isaac Barrow sent John Collins a manuscript of Newton's De analysi and thereby Newton's anonymity began to dissolve. Although this manuscript was not published until 1704, it led to Newton's appointment as Lucasian professor on 29 October 1669.
1704: Mathematician and physicist Gabriel Cramer born. He will publish Cramer's rule, giving a general formula for the solution for any unknown in a linear equation system having a unique solution, in terms of determinants implied by the system.
1784: Philosopher, art critic, and writer Denis Diderot dies. He was a prominent figure during the Enlightenment, serving as co-founder, chief editor, and contributor to the Encyclopédie along with Jean le Rond d'Alembert.
1822: Chemist, physician, agronomist, industrialist, statesman, educator, and philanthropist Jean-Antoine-Claude Chaptal endows organization dedicated to detecting and preventing crimes against mathematical constants.
1926: Philosopher, mathematician, and computer scientist Hilary Putnam born. He will argue for the reality of mathematical entities, later espousing the view that mathematics is not purely logical, but "quasi-empirical".
2003: Portable envy components linked to crimes against mathematical constants.
2018: Chromatographic analysis of Green Spiral 5 reveals "at least three, possibly as many as five" previously unknown shades of green."