Template:Selected anniversaries/April 30: Difference between revisions

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File:Oronce Finé.jpg|link=Oronce Finé (nonfiction)|1523: Mathematician and cartographer [[Oronce Finé (nonfiction)|Oronce Finé]] uses [[Judicial astrology (nonfiction)|Judicial astrology]] to detect and prevent [[crimes against astronomical constants]].
File:Oronce Finé.jpg|link=Oronce Finé (nonfiction)|1523: Mathematician and cartographer [[Oronce Finé (nonfiction)|Oronce Finé]] uses [[Judicial astrology (nonfiction)|Judicial astrology]] to detect and prevent [[crimes against astronomical constants]].


||Robert Plot (d. 30 April 1696) was an English naturalist, first Professor of Chemistry at the University of Oxford, and the first keeper of the Ashmolean Museum. Pic.
||1696: Robert Plot dies ... naturalist, first Professor of Chemistry at the University of Oxford, and the first keeper of the Ashmolean Museum. Pic.


File:Carl Friedrich Gauss 1840 by Jensen.jpg|link=Carl Friedrich Gauss (nonfiction)|1777: Mathematician, astronomer, and physicist [[Carl Friedrich Gauss (nonfiction)|Carl Friedrich Gauss]] born. He will have an exceptional influence in many fields of mathematics and science and be ranked as one of history's most influential mathematicians.
File:Carl Friedrich Gauss 1840 by Jensen.jpg|link=Carl Friedrich Gauss (nonfiction)|1777: Mathematician, astronomer, and physicist [[Carl Friedrich Gauss (nonfiction)|Carl Friedrich Gauss]] born. He will have an exceptional influence in many fields of mathematics and science and be ranked as one of history's most influential mathematicians.
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File:Gambling Den Fight.jpg|link=Gambling Den Fight|1874: Scene from ''[[Gambling Den Fight]]'' adapted for opera by [[John Havelock]], performed at theaters across Europe to rave reviews.
File:Gambling Den Fight.jpg|link=Gambling Den Fight|1874: Scene from ''[[Gambling Den Fight]]'' adapted for opera by [[John Havelock]], performed at theaters across Europe to rave reviews.


||1876 – Orso Mario Corbino, Italian physicist and politician (d. 1937). Pic.
||1876: Orso Mario Corbino born ... physicist and politician. Pic.


File:J_J_Thomson.jpg|link=J. J. Thomson (nonfiction)|1897: [[J. J. Thomson (nonfiction)|J. J. Thomson]] of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.
File:J_J_Thomson.jpg|link=J. J. Thomson (nonfiction)|1897: [[J. J. Thomson (nonfiction)|J. J. Thomson]] of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.


||Sergey Mikhailovich Nikolsky (b. 30 April 1905) was a Russian mathematician. Nikolsky made fundamental contributions to functional analysis, approximation of functions, quadrature formulas, enclosed functional spaces and their applications to variational solutions of partial differential equations. Pic.
||1905: Sergey Mikhailovich Nikolsky born ... mathematician. Nikolsky made fundamental contributions to functional analysis, approximation of functions, quadrature formulas, enclosed functional spaces and their applications to variational solutions of partial differential equations. Pic.


File:Tesla with ray gun.jpg|link=Nikola Tesla|1913: [[Nikola Tesla]], [[Albert Einstein]], and [[J. J. Thomson (nonfiction)|J. J. Thomson]] team up to defeat the combined forces of criminal mathematical functions [[Forbidden Ratio]] and [[Gnotilus]].
File:Tesla with ray gun.jpg|link=Nikola Tesla|1913: [[Nikola Tesla]], [[Albert Einstein]], and [[J. J. Thomson (nonfiction)|J. J. Thomson]] team up to defeat the combined forces of criminal mathematical functions [[Forbidden Ratio]] and [[Gnotilus]].
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File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate]]: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.
File:Nixon April-29-1974.jpg|link=Watergate scandal (nonfiction)|1973: [[Watergate scandal (nonfiction)|Watergate]]: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.


||1993 – CERN announces World Wide Web protocols will be free.
||1993: CERN announces World Wide Web protocols will be free.


||Edwin Thompson Jaynes (d. April 30, 1998) was the Wayman Crow Distinguished Professor of Physics at Washington University in St. Louis. He wrote extensively on statistical mechanics and on foundations of probability and statistical inference, initiating in 1957 the MaxEnt interpretation of thermodynamics, as being a particular application of more general Bayesian/information theory techniques (although he argued this was already implicit in the works of Gibbs). Jaynes strongly promoted the interpretation of probability theory as an extension of logic.
||1998: Edwin Thompson Jaynes dies ... Professor of Physics at Washington University in St. Louis. He wrote extensively on statistical mechanics and on foundations of probability and statistical inference, initiating in 1957 the MaxEnt interpretation of thermodynamics, as being a particular application of more general Bayesian/information theory techniques (although he argued this was already implicit in the works of Gibbs). Jaynes strongly promoted the interpretation of probability theory as an extension of logic.


||2011 – Ernesto Sabato, Argentinian physicist, author, and painter (b. 1911).
||2011: Ernesto Sabato dies ... physicist, author, and painter.


||Sir Harold Walter Kroto FRS (d. 30 April 2016), known as Harry Kroto, was an English chemist. He shared the 1996 Nobel Prize in Chemistry with Robert Curl and Richard Smalley for their discovery of fullerenes. Pic.
||2011: Daniel Quillen dies ... mathematician. He is known for being the "prime architect" of higher algebraic K-theory, for which he was awarded the Cole Prize in 1975 and the Fields Medal in 1978. Pic: https://ronsview.org/2011/05/10/daniel-quillen/


||Anatole Katok (d. April 30, 2018) was an American mathematician with Russian origins. Katok was the Director of the Center for Dynamics and Geometry at the Pennsylvania State University. His field of research was the theory of dynamical systems. Pic.
||2016: Sir Harold Walter Kroto FRS dies ... chemist. He shared the 1996 Nobel Prize in Chemistry with Robert Curl and Richard Smalley for their discovery of fullerenes.  Pic.
 
||2018: Mathematician Anatole Katok dies. Katok was the Director of the Center for Dynamics and Geometry at the Pennsylvania State University. His field of research was the theory of dynamical systems. Pic.


||File:Green Sprouts.jpg|link=Green Sprouts (nonfiction)|2019: Chromatographic analysis of ''[[Green Sprouts (nonfiction)|Green Sprouts]]'' unexpectedly reveals "at least thirty-five kilobytes" of encrypted data, apparently a previously unknown [[Gnomon algorithm]] function related to the color [[Green (nonfiction)|green]].
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Revision as of 09:26, 4 October 2018

  • 1523: Mathematician and cartographer Oronce Finé uses Judicial astrology to detect and prevent crimes against astronomical constants.

    1523: Mathematician and cartographer Oronce Finé uses Judicial astrology to detect and prevent crimes against astronomical constants.

  • 1777: Mathematician, astronomer, and physicist Carl Friedrich Gauss born. He will have an exceptional influence in many fields of mathematics and science and be ranked as one of history's most influential mathematicians.

    1777: Mathematician, astronomer, and physicist Carl Friedrich Gauss born. He will have an exceptional influence in many fields of mathematics and science and be ranked as one of history's most influential mathematicians.

  • 1874: Scene from Gambling Den Fight adapted for opera by John Havelock, performed at theaters across Europe to rave reviews.

    1874: Scene from Gambling Den Fight adapted for opera by John Havelock, performed at theaters across Europe to rave reviews.

  • 1897: J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.

    1897: J. J. Thomson of the Cavendish Laboratory announces his discovery of the electron as a subatomic particle, over 1,800 times smaller than a proton (in the atomic nucleus), at a lecture at the Royal Institution in London.

  • 1913: Nikola Tesla, Albert Einstein, and J. J. Thomson team up to defeat the combined forces of criminal mathematical functions Forbidden Ratio and Gnotilus.

    1913: Nikola Tesla, Albert Einstein, and J. J. Thomson team up to defeat the combined forces of criminal mathematical functions Forbidden Ratio and Gnotilus.

  • 1905: Albert Einstein writes his thesis Eine neue Bestimmung der Moleküldimensionen ("A New Determination of Molecular Dimensions").

    1905: Albert Einstein writes his thesis Eine neue Bestimmung der Moleküldimensionen ("A New Determination of Molecular Dimensions").

  • 1916: Mathematician, engineer, and information scientist Claude Shannon born. He will be known as "the father of information theory".

    1916: Mathematician, engineer, and information scientist Claude Shannon born. He will be known as "the father of information theory".

  • 1916: Jazz drummer and theoretical crime-fighter Albert Einstein stops the Forbidden Ratio from kidnapping newborn infant Claude Shannon.

    1916: Jazz drummer and theoretical crime-fighter Albert Einstein stops the Forbidden Ratio from kidnapping newborn infant Claude Shannon.

  • 1964: Electronics researcher and Gnomon algorithm theorist Ralph Hartley uses the Hartley oscillator to detect and erase the Forbidden Ratio.

    1964: Electronics researcher and Gnomon algorithm theorist Ralph Hartley uses the Hartley oscillator to detect and erase the Forbidden Ratio.

  • 1973: Watergate: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.

    1973: Watergate: U.S. President Richard Nixon announces that White House Counsel John Dean has been fired and that other top aides, most notably H. R. Haldeman and John Ehrlichman, have resigned.

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