Template:Selected anniversaries/January 9: Difference between revisions

Revision as of 07:06, 11 February 2019

1799: Mathematician, philosopher, theologian, and humanitarian Maria Gaetana Agnesi dies. She is credited with writing the first book discussing both differential and integral calculus.
1848: Astronomer Caroline Herschel dies. She discovered several comets, including the periodic comet 35P/Herschel-Rigollet, which bears her name.
1894: New England Telephone and Telegraph installs the first battery-operated telephone switchboard in Lexington, Massachusetts. (Shown here: another telephone exchange circa 1900.)
1917: Mathematician and philosopher Georg Cantor publishes new theory of sets derived from Gnomon algorithm functions. Colleagues hail it as "a magisterial contribution to science and art of detecting and preventing crimes against mathematical constants."
1918: Scientist, inventor, and educator Charles-Émile Reynaud dies. He invented the Praxinoscope (an improved zoetrope) and was responsible for the first projected animated films.
1955: Mathematician and criminologist J. H. C. Whitehead publishes a new class of Gnomon algorithm functions which detect and prevent crimes against mathematical constants.
1989: Mathematician Marshall Harvey Stone dies. He contributed to real analysis, functional analysis, topology, and the study of Boolean algebra structures.
2018: The Museum of Greedy algorithms runs over budget, demands emergency bailout from APTO (Algorithmic Paradigm Treaty Organization).

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 ||1757: Louis Bertrand Castel dies ... mathematician and philosopher.
+||1757: Bernard Le Bovier de Fontenelle born ... author and an influential member of three of the academies of the Institut de France, noted especially for his accessible treatment of scientific topics during the unfolding of the Age of Enlightenment. Pic.
 ||1793: Jean-Pierre Blanchard becomes the first person to fly in a balloon in the United States.