Template:Selected anniversaries/October 23: Difference between revisions
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||1581: Michael Neander dies ... mathematician and astronomer. Pic search yes: https://www.google.com/search?q=michael+neander | |||
||1760: Surgeon Hanaoka Seishū born ... with a knowledge of Chinese herbal medicine, as well as Western surgical techniques he had learned through Rangaku (literally "Dutch learning", and by extension "Western learning"). Hanaoka is said to have been the first to perform surgery using general anesthesia. Pic. | ||1760: Surgeon Hanaoka Seishū born ... with a knowledge of Chinese herbal medicine, as well as Western surgical techniques he had learned through Rangaku (literally "Dutch learning", and by extension "Western learning"). Hanaoka is said to have been the first to perform surgery using general anesthesia. Pic. | ||
||1762: Samuel Morey born ... inventor, who worked on early internal combustion engines and was a pioneer in steamships who accumulated a total of 20 patents. | ||1762: Samuel Morey born ... inventor, who worked on early internal combustion engines and was a pioneer in steamships who accumulated a total of 20 patents. Pic search maybe: https://www.google.com/search?q=samuel+morey | ||
||1774: Michel Benoist dies ... missionary and astronomer. No pic online. | ||1774: Michel Benoist dies ... missionary and astronomer. No pic online. | ||
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||1842: Henry Harrison Chase Dunwoody born. Known in his own time for his work with the Army’s Weather Bureau, Dunwoody invented the carborundum radio detector in 1906. It was the first practical mineral radio wave detector and the first commercial semiconductor device. Pic. | ||1842: Henry Harrison Chase Dunwoody born. Known in his own time for his work with the Army’s Weather Bureau, Dunwoody invented the carborundum radio detector in 1906. It was the first practical mineral radio wave detector and the first commercial semiconductor device. Pic. | ||
||1852: De Morgan conveyed Four Color Problem to Hamilton, writing, "A student of mine asked me today to give him a reason for a fact which I did not know was a fact—and do not yet. He says that if a figure be anyhow divided and the compartments differently coloured so that the figures with any portion of common boundary line are differently coloured—four colours may be wanted, but not more… Query cannot a necessity for five or more be invented." | ||1844: Édouard Branly born ... physicist and academic, early involvement in wireless telegraphy and his invention of the Branly coherer around 1890. Pic. | ||
||1852: De Morgan conveyed Four Color Problem to Hamilton, writing, "A student of mine asked me today to give him a reason for a fact which I did not know was a fact—and do not yet. He says that if a figure be anyhow divided and the compartments differently coloured so that the figures with any portion of common boundary line are differently coloured—four colours may be wanted, but not more… Query cannot a necessity for five or more be invented." Pic. | |||
||1865: Piers Bohl born ... mathematician, who worked in differential equations, topology and quasi-periodic functions. Pic: https://timenote.info/en/Piers-Bohl | ||1865: Piers Bohl born ... mathematician, who worked in differential equations, topology and quasi-periodic functions. Pic: https://timenote.info/en/Piers-Bohl | ||
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||1911: First use of aircraft in war: Italo-Turkish War: An Italian pilot takes off from Libya to observe Turkish army lines. | ||1911: First use of aircraft in war: Italo-Turkish War: An Italian pilot takes off from Libya to observe Turkish army lines. | ||
||1920: Ted Fujita born ... meteorologist (storms researcher) and academic. Pic. | |||
||1944: Charles Glover Barkla dies... physicist, and the winner of the Nobel Prize in Physics in 1917 for his work in X-ray spectroscopy and related areas in the study of X-rays (Roentgen rays). Pic. | ||1944: Charles Glover Barkla dies... physicist, and the winner of the Nobel Prize in Physics in 1917 for his work in X-ray spectroscopy and related areas in the study of X-rays (Roentgen rays). Pic. | ||
||1960: Randy Pausch dies ... computer scientist and educator ... interface design. Pic. | |||
||1973: Carl Henry Eckart dies ... physicist, physical oceanographer, geophysicist, and administrator. He co-developed the Wigner–Eckart theorem and is also known for the Eckart conditions in quantum mechanics,and the Eckart–Young theorem in linear algebra. Pic. | ||1973: Carl Henry Eckart dies ... physicist, physical oceanographer, geophysicist, and administrator. He co-developed the Wigner–Eckart theorem and is also known for the Eckart conditions in quantum mechanics,and the Eckart–Young theorem in linear algebra. Pic. | ||
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File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate scandal]]: President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations. | File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate scandal]]: President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations. | ||
||1986: Edward Adelbert Doisy dies ... biochemist and academic, Nobel Prize laureate. | ||1986: Edward Adelbert Doisy dies ... biochemist and academic, Nobel Prize laureate. Pic. | ||
||2007: David George Kendall dies ... statistician and mathematician, known for his work on probability, statistical shape analysis, ley lines and queueing theory. Pic. | ||2007: David George Kendall dies ... statistician and mathematician, known for his work on probability, statistical shape analysis, ley lines and queueing theory. Pic. | ||
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||2009: George John Maltese dies ... mathematician whose main field of research was functional analysis. Pic. | ||2009: George John Maltese dies ... mathematician whose main field of research was functional analysis. Pic. | ||
||2011: Herbert A. Hauptman dies ... chemist and mathematician, Nobel Prize laureate. | ||2011: Herbert A. Hauptman dies ... chemist and mathematician, Nobel Prize laureate. Pic. | ||
File:Tullio Regge.jpg|link=Tullio Regge (nonfiction)|2014: Physicist and academic [[Tullio Regge (nonfiction)|Tullio Regge]] dies. In 1968 he and G. Ponzano developed a quantum version of Regge calculus in three space-time dimensions now known as the Ponzano-Regge model; this was the first of a whole series of state sum models for quantum gravity known as spin foam models. | File:Tullio Regge.jpg|link=Tullio Regge (nonfiction)|2014: Physicist and academic [[Tullio Regge (nonfiction)|Tullio Regge]] dies. In 1968 he and G. Ponzano developed a quantum version of Regge calculus in three space-time dimensions now known as the Ponzano-Regge model; this was the first of a whole series of state sum models for quantum gravity known as spin foam models. | ||
Latest revision as of 13:32, 7 February 2022
1873: Physicist and engineer William D. Coolidge born. He will make major contributions to X-ray machines, and develop ductile tungsten for incandescent light bulbs.
1973: Watergate scandal: President Richard M. Nixon agrees to turn over subpoenaed audio tapes of his Oval Office conversations.
2014: Physicist and academic Tullio Regge dies. In 1968 he and G. Ponzano developed a quantum version of Regge calculus in three space-time dimensions now known as the Ponzano-Regge model; this was the first of a whole series of state sum models for quantum gravity known as spin foam models.
2016: Steganographic analysis of The Eel Time-Surfing reveals quantum gravity control software based on spin foam models.