Template:Selected anniversaries/December 23: Difference between revisions

Revision as of 06:14, 13 December 2020

1722: Mathematician and academic Pierre Varignon dies. He simplified the proofs of many propositions in mechanics, adapted Leibniz's calculus to the inertial mechanics of Newton's Principia, and treated mechanics in terms of the composition of forces.
1822: Inventor and engineer Wilhelm Bauer born. He will design and invent submarines.
1933: Mathematician Rikitarō Fujisawa dies. During the Meiji era he was instrumental in reforming mathematics education in Japan and establishing the ideas of European mathematics in Japan.
1948: Mathematician Wilhelm Ackermann publishes his research on applications of the Ackermann function to detecting and preventing crimes against mathematical constants.
2016: Signed first edition of Blue City Sunset purchased for an undisclosed amount by "a well-known Gnomon algorithm theorist residing in New Minneapolis, Canada."

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 ||1939: Ludwig Hopf dies ... theoretical physicist who made contributions to mathematics, special relativity, hydrodynamics, and aerodynamics.  Pic: https://www.geni.com/people/Prof-Dr-Ludwig-Hopf/6000000003495136149
+||1944: The Great Papago Escape was the largest Axis prisoner-of-war escape to occur from an American facility during World War II. On the night of December 23, 1944, twenty-five Germans tunneled out of Camp Papago Park, near Phoenix, Arizona, and fled into the surrounding desert. All of the escapees were eventually recaptured without bloodshed over the next few weeks, and although most were detained within Maricopa County, a few nearly made it to the border of Mexico, which is about 130 miles south of the camp. Pic.
 ||1947: The transistor is first demonstrated at Bell Laboratories.