Template:Selected anniversaries/April 15: Difference between revisions

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File:Pedro Mejía.jpg|link=Pedro Mexía (nonfiction)|1548: Writer, humanist, and historian [[Pedro Mexía (nonfiction)|Pedro Mexía]] appointed consulting crime-fighter to the court of Emperor Charles V. Mexia will discover and expose [[Crimes against mathematical constants|math crime conspiracy]] among the Emperor's ministers.
File:Pedro Mejía.jpg|link=Pedro Mexía (nonfiction)|1548: Writer, humanist, and historian [[Pedro Mexía (nonfiction)|Pedro Mexía]] appointed consulting crime-fighter to the court of Emperor Charles V. Mexia will discover and expose [[Crimes against mathematical constants|math crime conspiracy]] among the Emperor's ministers.
||1552 – Pietro Cataldi, Italian mathematician and astronomer (d. 1626)
||1641 – Robert Sibbald, Scottish physician and geographer (d. 1722)


File:Leonhard Euler.jpg|link=Leonhard Euler (nonfiction)|1707: Mathematician and physicist [[Leonhard Euler (nonfiction)|Leonhard Euler]] born. He will make important and influential discoveries in many branches of mathematics, and will introduce much of the modern mathematical terminology and notation, such as the notion of a mathematical function.
File:Leonhard Euler.jpg|link=Leonhard Euler (nonfiction)|1707: Mathematician and physicist [[Leonhard Euler (nonfiction)|Leonhard Euler]] born. He will make important and influential discoveries in many branches of mathematics, and will introduce much of the modern mathematical terminology and notation, such as the notion of a mathematical function.
||1710 – William Cullen, Scottish physician and chemist (d. 1790)
||1754 – Jacopo Riccati, Italian mathematician and academic (b. 1676)
||1755 – Samuel Johnson's ''A Dictionary of the English Language'' is published in London.


File:Peder Horrebow.jpg|link=Peder Horrebow (nonfiction)|1764: Astronomer and mathematician [[Peder Horrebow (nonfiction)|Peder Horrebow]] dies. he invent a way to determine a place's latitude from the stars.
File:Peder Horrebow.jpg|link=Peder Horrebow (nonfiction)|1764: Astronomer and mathematician [[Peder Horrebow (nonfiction)|Peder Horrebow]] dies. he invent a way to determine a place's latitude from the stars.
||1765 – Mikhail Lomonosov, Russian chemist and physicist (b. 1711)
||1793 – Ignacije Szentmartony, Croatian priest, mathematician, and astronomer (b. 1718)
||Friedrich Georg Wilhelm von Struve (b. 15 April 1793) was a German-Russian astronomer and geodesist from the famous Struve family. He is best known for studying double stars and for initiating a triangulation survey later named Struve Geodetic Arc in his honor.


File:A la mémoire de J.M. Jacquard.jpg|link=Joseph Marie Jacquard (nonfiction)|1805: Emperor grants the patent for Jacquard’s loom to the city of Lyon. In return, Jacquard received a lifelong pension of 3,000 francs.
File:A la mémoire de J.M. Jacquard.jpg|link=Joseph Marie Jacquard (nonfiction)|1805: Emperor grants the patent for Jacquard’s loom to the city of Lyon. In return, Jacquard received a lifelong pension of 3,000 francs.


File:Johann Philipp Reis.jpg|link=|1854: Scientist and inventor [[Johann Philipp Reis (nonfiction)|Johann Philipp Reis]] uses [[scrying engine]] technology to fight [[crimes against mathematical constants]].
File:Johann Philipp Reis.jpg|link=|1854: Scientist and inventor [[Johann Philipp Reis (nonfiction)|Johann Philipp Reis]] uses [[scrying engine]] technology to fight [[crimes against mathematical constants]].
||1854 – Arthur Aikin, English chemist and mineralogist (b. 1773)
||1874 – Johannes Stark, German physicist and academic, Nobel Prize laureate (d. 1957)
||1892 – Corrie ten Boom, Dutch-American clocksmith Nazi resister, and author (d. 1983)
||1896 – Nikolay Semyonov, Russian physicist and chemist, Nobel Prize laureate (d. 1986)
||1910 – Miguel Najdorf, Polish-Argentinian chess player and theoretician (d. 1997)
||1920 – Godfrey Stafford, English-South African physicist and academic (d. 2013)
||1922 – U.S. Senator John B. Kendrick of Wyoming introduces a resolution calling for an investigation of a secret land deal, which leads to the discovery of the Teapot Dome scandal.
||1923 – Robert DePugh, American activist, founded the Minutemen (an anti-Communist organization) (d. 2009)


File:Charles Lindbergh.jpg|link=File:Charles Lindbergh.jpg|1926: Aviator [[Charles Lindbergh (nonfiction)|Charles Lindbergh]] opens service on the newly designated 278-mile (447 km) Contract Air Mail Route #2 (CAM-2) to provide service between St. Louis and Chicago (Maywood Field) with two intermediate stops in Springfield and Peoria, Illinois.
File:Charles Lindbergh.jpg|link=File:Charles Lindbergh.jpg|1926: Aviator [[Charles Lindbergh (nonfiction)|Charles Lindbergh]] opens service on the newly designated 278-mile (447 km) Contract Air Mail Route #2 (CAM-2) to provide service between St. Louis and Chicago (Maywood Field) with two intermediate stops in Springfield and Peoria, Illinois.
||1927 – Robert Mills, American physicist and academic (d. 1999)


File:Albert Einstein and Alice Beta Conducting Research.jpg|link=Albert Einstein and Alice Beta Conducting Research|1936: ''[[Albert Einstein and Alice Beta Conducting Research]]'' wins Pulitzer award for "most prescient illustration of the decade".
File:Albert Einstein and Alice Beta Conducting Research.jpg|link=Albert Einstein and Alice Beta Conducting Research|1936: ''[[Albert Einstein and Alice Beta Conducting Research]]'' wins Pulitzer award for "most prescient illustration of the decade".
||1993 – John Tuzo Wilson, Canadian geophysicist and geologist (b. 1908)
||2009 – László Tisza, Hungarian-American physicist and academic (b. 1907)
||2013 – Benjamin Fain, Ukrainian-Israeli physicist and academic (b. 1930)
||2014 – John Houbolt, American engineer and academic (b. 1919) lunar


File:Cantor Parabola.jpg|link=Cantor Parabola|2017: Math photographer [[Cantor Parabola]] attends Minicon 52, taking a series of photographs with temporal superimpositions from Minicons 51 and 53.
File:Cantor Parabola.jpg|link=Cantor Parabola|2017: Math photographer [[Cantor Parabola]] attends Minicon 52, taking a series of photographs with temporal superimpositions from Minicons 51 and 53.
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Revision as of 11:40, 29 October 2017