Template:Selected anniversaries/August 13: Difference between revisions
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||1521: After an extended siege, forces led by Spanish conquistador Hernán Cortés capture Tlatoani Cuauhtémoc and conquer the Aztec capital of Tenochtitlan. Pic. | ||1521: After an extended siege, forces led by Spanish conquistador Hernán Cortés capture Tlatoani Cuauhtémoc and conquer the Aztec capital of Tenochtitlan. Pic. | ||
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||1867: Arthur Eichengrün born ... chemist, materials scientist, and inventor. He is known for developing the highly successful anti-gonorrhea drug Protargol, the standard treatment for 50 years until the adoption of antibiotics, and for his pioneering contributions in plastics. Pic. | ||1867: Arthur Eichengrün born ... chemist, materials scientist, and inventor. He is known for developing the highly successful anti-gonorrhea drug Protargol, the standard treatment for 50 years until the adoption of antibiotics, and for his pioneering contributions in plastics. Pic. | ||
||1872: Richard Willstätter born ... chemist and academic, Nobel Prize Laureate. | ||1872: Richard Willstätter born ... chemist and academic, Nobel Prize Laureate. Pic. | ||
||1882: William Stanley Jevons dies ... economist and logician. Pic. | ||1882: William Stanley Jevons dies ... economist and logician. Pic. | ||
||1884: Rufus M. Porter dies ... painter, inventor, and founder of Scientific American magazine. Pic. | ||1884: Rufus M. Porter dies ... painter, inventor, and founder of Scientific American magazine. Pic. | ||
||1896: Mathematician Philipp Ludwig von Seidel dies. He formulated the notion of uniform convergence. Pic: https://it.wikipedia.org/wiki/Philipp_Ludwig_von_Seidel ... AMA says 23 Oct. | ||1896: Mathematician Philipp Ludwig von Seidel dies. He formulated the notion of uniform convergence. Pic: https://it.wikipedia.org/wiki/Philipp_Ludwig_von_Seidel ... AMA says 23 Oct. | ||
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||1912: Salvador Luria born ... microbiologist and academic, Nobel Prize laureate. Pic. | ||1912: Salvador Luria born ... microbiologist and academic, Nobel Prize laureate. Pic. | ||
||1914: Grace Bates born ... mathematician and academic. | ||1914: Grace Bates born ... mathematician and academic. Pic search maybe: https://www.google.com/search?q=Grace+Bates+mathematician | ||
||1915: John Ulric Nef born ... chemist and academic ... discoverer of the Nef reaction and Nef synthesis. Pic search yes: https://www.google.com/search?q=John+Ulric+Nef | ||1915: John Ulric Nef born ... chemist and academic ... discoverer of the Nef reaction and Nef synthesis. Pic search yes: https://www.google.com/search?q=John+Ulric+Nef | ||
||1917: Eduard Buchner dies ... chemist, Nobel Prize laureate. | ||1917: Eduard Buchner dies ... chemist, Nobel Prize laureate. Pic. | ||
||1918: Frederick Sanger born ... biochemist and academic, Nobel Prize laureate. | ||1918: Frederick Sanger born ... biochemist and academic, Nobel Prize laureate. Pic. | ||
||1923: Arthur Dodd Code born ... astronomer who designed orbiting observatories. Pic. | ||1923: Arthur Dodd Code born ... astronomer who designed orbiting observatories. Pic. | ||
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||2008: Henri Cartan dies ... mathematician and academic. Pic. | ||2008: Henri Cartan dies ... mathematician and academic. Pic. | ||
||2014: Mathematician Maryam Mirzakhani honored with the Fields Medal. | ||2014: Mathematician Maryam Mirzakhani honored with the Fields Medal. Pic. | ||
|File:Ascleplius Myrmidon Halting Problem.jpg|link=On Halting Problems|2017: Time-travelling physician-warrior Asclepius Myrmidon [[On Halting Problems|discovers unregistered halting problem]], predicts emergence of [[crimes against mathematical constants]]. | |File:Ascleplius Myrmidon Halting Problem.jpg|link=On Halting Problems|2017: Time-travelling physician-warrior Asclepius Myrmidon [[On Halting Problems|discovers unregistered halting problem]], predicts emergence of [[crimes against mathematical constants]]. | ||
Revision as of 06:52, 13 August 2019
1625: Physician, mathematician, and physicist Rasmus Bartholin born. He will discover the double refraction of a light ray by Iceland spar, publishing an accurate description of the phenomenon in 1669.
1819: Physicist and mathematician Sir George Stokes, 1st Baronet born. He will make pioneering contributions to fluid dynamics (including the Navier–Stokes equations) and to physical optics.
1863: Artist Eugène Delacroix dies. His use of expressive brushstrokes and his study of the optical effects of color will shape the work of the Impressionists.
1941: Film director and arms dealer Egon Rhodomunde raises money for new film by selling shares in the Manhattan Project.
1942: Major General Eugene Reybold of the U.S. Army Corps of Engineers authorizes the construction of facilities that would house the "Development of Substitute Materials" project, better known as the Manhattan Project.
2019: Steganographic analysis of Crimson Blossom 2 reveals "five hundred and twelve kilobytes" of previously unknown Gnomon algorithm functions.