Template:Selected anniversaries/October 9: Difference between revisions
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||892: Al-Tirmidhi dies ... scholar and hadith compiler. No | ||892: Al-Tirmidhi dies ... scholar and hadith compiler. No DOB. Pic: seal (confirm meaning). | ||
||1253: Robert Grosseteste dies ... English statesman, scholastic philosopher, theologian, scientist and Bishop of Lincoln. A. C. Crombie calls him "the real founder of the tradition of scientific thought in medieval Oxford, and in some ways, of the modern English intellectual tradition". Pic. | ||1253: Robert Grosseteste dies ... English statesman, scholastic philosopher, theologian, scientist and Bishop of Lincoln. A. C. Crombie calls him "the real founder of the tradition of scientific thought in medieval Oxford, and in some ways, of the modern English intellectual tradition". Pic. | ||
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||1855: Joshua C. Stoddard of Worcester, Massachusetts, received a patent for his calliope. The first instrument consisted of 15 whistles, of graduated sizes, attached in a row to the top of a small steam boiler. A long cylinder with pins of different shapes driven into it ran the length of the boiler. The pins were so arranged that when the cylinder revolved, they pressed the valves and blew the whistles in proper sequence. The different shapes enabled the operator to play notes of varying length. Later, Stoddard replaced the cylinder with a keyboard. Wires running from the keys to the valves enabled the operator to play the instrument like a piano. He patented a successful hay rake in 1879 and a fire escape in 1884. He died on April 4, 1902. Pic search: https://www.google.com/search?q=Joshua+C.+Stoddard | ||1855: Joshua C. Stoddard of Worcester, Massachusetts, received a patent for his calliope. The first instrument consisted of 15 whistles, of graduated sizes, attached in a row to the top of a small steam boiler. A long cylinder with pins of different shapes driven into it ran the length of the boiler. The pins were so arranged that when the cylinder revolved, they pressed the valves and blew the whistles in proper sequence. The different shapes enabled the operator to play notes of varying length. Later, Stoddard replaced the cylinder with a keyboard. Wires running from the keys to the valves enabled the operator to play the instrument like a piano. He patented a successful hay rake in 1879 and a fire escape in 1884. He died on April 4, 1902. Pic search: https://www.google.com/search?q=Joshua+C.+Stoddard | ||
||1857: Josef Ressel dies ... inventor, invented the propeller. Pic. | |||
||1858: Mihajlo Pupin born ... physicist and chemist. Pic. | ||1858: Mihajlo Pupin born ... physicist and chemist. Pic. | ||
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||1873: Karl Schwarzschild born ... physicist and astronomer. Pic. | ||1873: Karl Schwarzschild born ... physicist and astronomer. Pic. | ||
||1879: Max von Laue born ... physicist and academic, Nobel Prize laureate. Pic. | ||1879: Max von Laue born ... physicist and academic, Nobel Prize laureate. Pic. | ||
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||1898: Heinrich Adolph Louis Behnke born ... mathematician. Pic. | ||1898: Heinrich Adolph Louis Behnke born ... mathematician. Pic. | ||
||1900: Joseph Friedman born ... inventor, invented the bendy straw. | ||1900: Joseph Friedman born ... inventor, invented the bendy straw. pic. | ||
File:Fightin' Bert Russell.jpg|link=Bertrand Russell|1903: [[Bertrand Russell|"Fightin'" Bert Russell]] agrees to fight three rounds of bare-knuckled boxing at World Peace Conference. | File:Fightin' Bert Russell.jpg|link=Bertrand Russell|1903: [[Bertrand Russell|"Fightin'" Bert Russell]] agrees to fight three rounds of bare-knuckled boxing at World Peace Conference. | ||
Revision as of 08:51, 26 February 2019
1581: Mathematician and linguist Claude Gaspard Bachet de Méziriac born. He will do work in number theory and find a method of constructing magic squares.
1582: Astronomer and mathematician Michael Maestlin uses Copernican system of the solar system to predict imminent outbreak of crimes against mathematical constants.
1700: Mathematician, astronomer, and APTO comptroller David Gregory leads the successful defense of the Scottish Mint from an assault by mercenaries in the pay of the House of Malevecchio.
1775: A paper by Leonhard Euler, Speculationes circa quasdam insignes proprietates numerorum, was presented at the Saint-Petersburg Academy. In this paper, he revisits the idea that has come to be called Euler's Phi function. He first introduced the idea to the Academy on Oct 15,1759 but did not include a symbol or name. Euler defined the function as "the multitude of numbers less than D, and which have no common divisor with it."
1859: Alfred Dreyfus born. He will be wrongly convicted of treason during the Dreyfus affair.
1903: "Fightin'" Bert Russell agrees to fight three rounds of bare-knuckled boxing at World Peace Conference.
1918: CIA officer and author E. Howard Hunt born. Along with G. Gordon Liddy, Hunt will plot the Watergate burglaries and other undercover operations for the Nixon administration.
1948: Mathematician Joseph Wedderburn dies. He made significant contributions to algebra, proving that a finite division algebra is a field, and proving part of the Artin–Wedderburn theorem on simple algebras.
2016: Purple Racer voted Picture of the Day by the citizens of New Minneapolis, Canada.
2017: Artificial intelligence based on the Golden ratio develops genuine gratitude for Michael Maestlin's approximation of the Golden ratio.
