Template:Selected anniversaries/April 18: Difference between revisions

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|File:Malady.jpg|link=Malady|1324:  Alleged supernatural healer [[Malady]] saves patient from the Black Death, accidentally infects doctor.
|File:Malady.jpg|link=Malady|1324:  Alleged supernatural healer [[Malady]] saves patient from the Black Death, accidentally infects doctor.


||John Graunt (d. 18 April 1674) was one of the first demographers, though by profession he was a haberdasher. Pic.
||1674: John Graunt dies one of the first demographers, though by profession he was a haberdasher. Pic.


||1732 – Louis Feuillée, French astronomer, geographer, and botanist (b. 1660). No birth date.
||1732: Louis Feuillée dies ... astronomer, geographer, and botanist. (Born 1660, no birth date.)


|File:Maria Gaetana Agnesi engraving.jpg|link=Maria Gaetana Agnesi (nonfiction)|1761: Mathematician [[Maria Gaetana Agnesi (nonfiction)|Maria Gaetana Agnesi]] invents new type of [[scrying engine]] which detects [[crimes against mathematical constants]].
||1770: William Nicol born ... geologist and physicist who invented the Nicol prism, the first device for obtaining plane-polarized light, in 1828. Pic: memorial plaque.
 
||Dr William Nicol (b. 18 April 1770) was a Scottish geologist and physicist who invented the Nicol prism, the first device for obtaining plane-polarized light, in 1828. Pic: memorial plaque.


File:Johan Carl Wilcke.jpg|link=Johan Wilcke (nonfiction)|1796: Physicist [[Johan Wilcke (nonfiction)|Johan Carl Wilcke]] dies. He invented the electrophorus, and calculated the latent heat of ice.
File:Johan Carl Wilcke.jpg|link=Johan Wilcke (nonfiction)|1796: Physicist [[Johan Wilcke (nonfiction)|Johan Carl Wilcke]] dies. He invented the electrophorus, and calculated the latent heat of ice.


||1813 – James McCune Smith, African-American physician, apothecary, abolitionist, and author (d. 1865)
||1813: James McCune Smith born ... physician, apothecary, abolitionist, and author.


||Paul-Émile Lecoq de Boisbaudran (b. 18 April 1838), was a French chemist known for his discoveries of the chemical elements gallium, samarium and dysprosium. Pic.
||1838: Paul-Émile Lecoq de Boisbaudran dies ... chemist known for his discoveries of the chemical elements gallium, samarium and dysprosium. Pic.


File:Karl Mikhailovich Peterson.jpg|link=Karl Mikhailovich Peterson (nonfiction)|1860: Mathematician [[Karl Mikhailovich Peterson (nonfiction)|Karl Mikhailovich Peterson]] uses embedded hypersurfaces in a Euclidean space to locate and erase the [[Forbidden Ratio]].
File:Karl Mikhailovich Peterson.jpg|link=Karl Mikhailovich Peterson (nonfiction)|1860: Mathematician [[Karl Mikhailovich Peterson (nonfiction)|Karl Mikhailovich Peterson]] uses embedded hypersurfaces in a Euclidean space to locate and erase the [[Forbidden Ratio]].


||Gerardus Johannes Mulder (d. 18 April 1880) was a Dutch organic and analytical chemist.  Pic.
||1880: Gerardus Johannes Mulder dies ... organic and analytical chemist.  Pic.


||Julius Wolff (b. 18 April 1882) was a Dutch mathematician, known for the Denjoy–Wolff theorem and for his boundary version of the Schwarz lemma.
||1882: Julius Wolff dies ... mathematician, known for the Denjoy–Wolff theorem and for his boundary version of the Schwarz lemma.


||Julius Edgar Lilienfeld (b. April 18, 1882) was a Jewish Austro-Hungarian-born German-American physicist and electronic engineer, credited with the first patents on the field-effect transistor (FET) (1925) and electrolytic capacitor (1931).
||1882: Julius Edgar Lilienfeld born ... physicist and electronic engineer, credited with the first patents on the field-effect transistor (FET) (1925) and electrolytic capacitor.


||1892 – Eugene Houdry, French-American mechanical engineer and inventor (d. 1962)
||1892: Eugene Houdry born ... mechanical engineer and inventor.


File:Charles Sanders Peirce in 1859.jpg|link=Charles Sanders Peirce (nonfiction)|1891: [[Charles Sanders Peirce (nonfiction)|Charles Sanders Peirce]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]].
File:Charles Sanders Peirce in 1859.jpg|link=Charles Sanders Peirce (nonfiction)|1891: [[Charles Sanders Peirce (nonfiction)|Charles Sanders Peirce]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]].


||Dmitrii Evgenevich Menshov (b. 18 April 1892) was a Russian mathematician known for his contributions to the theory of trigonometric series. No pic.
||1892: Dmitrii Evgenevich Menshov born ... mathematician known for his contributions to the theory of trigonometric series. No pic.


||1897 – Ardito Desio, Italian geologist and cartographer (d. 2001)
||1897: Ardito Desio born ... geologist and cartographer.


File:San Francisco 1906 earthquake Post-and-Grant-Avenue.jpg|link=1906 San Francisco earthquake (nonfiction)|1906: An [[1906 San Francisco earthquake (nonfiction)|earthquake and fire destroy much of San Francisco, California]].
File:San Francisco 1906 earthquake Post-and-Grant-Avenue.jpg|link=1906 San Francisco earthquake (nonfiction)|1906: An [[1906 San Francisco earthquake (nonfiction)|earthquake and fire destroy much of San Francisco, California]].
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File:Einstein drumming.jpg|link=Albert Einstein|1907: Jazz drummer and theoretical physicist [[Albert Einstein]] hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.
File:Einstein drumming.jpg|link=Albert Einstein|1907: Jazz drummer and theoretical physicist [[Albert Einstein]] hosts an all-star benefit concert to raise money for the rebuilding of San Francisco.


||Lars Valerian Ahlfors (b. 18 April 1907) was a Finnish mathematician, remembered for his work in the field of Riemann surfaces and his text on complex analysis. Pic.
||1907: Lars Valerian Ahlfors born ... mathematician, remembered for his work in the field of Riemann surfaces and his text on complex analysis. Pic.


||1911 – Maurice Goldhaber, Ukrainian Jewish-American physicist and academic (d. 2011)
||1911: Maurice Goldhaber born ... physicist and academic.


||Alvin Martin Weinberg (b. April 20, 1915) was an American nuclear physicist who was the administrator at Oak Ridge National Laboratory (ORNL) during and after the Manhattan Project. He came to Oak Ridge, Tennessee, in 1945 and remained there until his death in 2006. He was the first to use the term "Faustian bargain" to describe nuclear energy. Pic.
||1915: Alvin Martin Weinberg born ... was an American nuclear physicist who was the administrator at Oak Ridge National Laboratory (ORNL) during and after the Manhattan Project. He came to Oak Ridge, Tennessee, in 1945 and remained there until his death in 2006. He was the first to use the term "Faustian bargain" to describe nuclear energy. Pic.


||1936 – Vladimir Hütt, Estonian physicist and philosopher (d. 1997)
||1936: Vladimir Hütt born ... physicist and philosopher.


||1940 – Joseph L. Goldstein, American biochemist and geneticist, Nobel Prize laureate
||1940: Joseph L. Goldstein born ... biochemist and geneticist, Nobel Prize laureate.


File:John Ambrose Fleming 1890.png|link=John Ambrose Fleming (nonfiction)|1945: Electrical engineer and physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] dies. He invented the thermionic valve, also known as the vacuum tube.
File:John Ambrose Fleming 1890.png|link=John Ambrose Fleming (nonfiction)|1945: Electrical engineer and physicist [[John Ambrose Fleming (nonfiction)|John Ambrose Fleming]] dies. He invented the thermionic valve, also known as the vacuum tube.
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File:Vandal Savage Field Report Small Boy.jpg|link=Vandal Savage (nonfiction)|1963: [[Vandal Savage (nonfiction)|Vandal Savage Press]] is front for [[clandestiphrine]] manufacturing operation, charges mathematician and detective [[Alice Beta]].
File:Vandal Savage Field Report Small Boy.jpg|link=Vandal Savage (nonfiction)|1963: [[Vandal Savage (nonfiction)|Vandal Savage Press]] is front for [[clandestiphrine]] manufacturing operation, charges mathematician and detective [[Alice Beta]].


||Gian-Carlo Rota (d. April 18, 1999) was an Italian-born American mathematician and philosopher.
||1999: Gian-Carlo Rota dies ... American mathematician and philosopher.
 
||2003: Edgar Frank Codd dies ... computer scientist and mathematician who laid the theoretical foundation for relational databases, for storing and retrieving information in computer records. He also contributed knowledge in the area of cellular automata.


File:Curt Meyer.jpg|link=Curt Meyer (nonfiction)|2011: Mathematician [[Curt Meyer (nonfiction)|Curt Meyer]] dies. He made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.
File:Curt Meyer.jpg|link=Curt Meyer (nonfiction)|2011: Mathematician [[Curt Meyer (nonfiction)|Curt Meyer]] dies. He made notable contributions to number theory, including an alternative solution to the class number 1 problem, building on the original Stark–Heegner theorem.

Revision as of 15:23, 17 August 2018

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