Template:Selected anniversaries/December 23: Difference between revisions
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||1847: Captain François Mingaud dies ... infantry officer in the French army and a carom billiards player. He is credited as the inventor of the leather tip for a billiards cue, a "possibly not original idea" that he perfected while imprisoned in Bicêtre (now Bicêtre Hospital) for political outspokenness. This revolutionized the game of billiards, allowing the cue ball to be finely manipulated by the application of spin. Pic. | ||1847: Captain François Mingaud dies ... infantry officer in the French army and a carom billiards player. He is credited as the inventor of the leather tip for a billiards cue, a "possibly not original idea" that he perfected while imprisoned in Bicêtre (now Bicêtre Hospital) for political outspokenness. This revolutionized the game of billiards, allowing the cue ball to be finely manipulated by the application of spin. Pic. | ||
||1895: John Russell Hind dies ... astronomer. Early discoverer of asteroids. Pic. | |||
||1900: Otto Soglow born ... cartoonist. | ||1900: Otto Soglow born ... cartoonist. | ||
Revision as of 05:02, 26 August 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.