Template:Selected anniversaries/December 23: Difference between revisions
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||1939: Anthony Fokker dies ... pilot and engineer, designed the Fokker Dr.I and Fokker D.VII (b. 1890) | ||1939: Anthony Fokker dies ... pilot and engineer, designed the Fokker Dr.I and Fokker D.VII (b. 1890) | ||
||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 | |||
||1947: The transistor is first demonstrated at Bell Laboratories. | ||1947: The transistor is first demonstrated at Bell Laboratories. | ||
Revision as of 08:33, 8 November 2018
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.
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 mathematician residing in New Minneapolis, Canada."