Template:Selected anniversaries/October 21: Difference between revisions
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||1096 | ||1096: People's Crusade: A Seljuk Turkish army successfully fight off the People's Army of the West. | ||
||1505 | ||1505: Paul Scriptoris, German mathematician and educator. He was a successful teacher of the natural sciences, awakening interest in this subject in many of his students. No DOB. No pic online. | ||
||1520 | ||1520: Ferdinand Magellan discovers a strait now known as Strait of Magellan. Pic. | ||
||1558 | ||1558: Julius Caesar Scaliger dies ... physician and scholar. Pic. | ||
File:Nicolaus I Bernoulli.jpg|link=Nicolaus I Bernoulli (nonfiction)|1687: Mathematician and theorist [[Nicolaus I Bernoulli (nonfiction)|Nicolaus I Bernoulli]] born. He will introduce a successful resolution to the [[St. Petersburg paradox (nonfiction)|St. Petersburg paradox]]. | File:Nicolaus I Bernoulli.jpg|link=Nicolaus I Bernoulli (nonfiction)|1687: Mathematician and theorist [[Nicolaus I Bernoulli (nonfiction)|Nicolaus I Bernoulli]] born. He will introduce a successful resolution to the [[St. Petersburg paradox (nonfiction)|St. Petersburg paradox]]. | ||
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||1886: Frederick Guthrie dies ... physicist and chemist and academic author. Pic. | ||1886: Frederick Guthrie dies ... physicist and chemist and academic author. Pic. | ||
||1896: James Henry Greathead dies ... civil engineer renowned for his work on the London Underground railway. He is also the reason that the London Underground is colloquially named "the tube". Pic. | |||
||1903: Llewellyn Hilleth Thomas born ... physicist and applied mathematician. He is best known for his contributions to atomic physics, | ||1903: Llewellyn Hilleth Thomas born ... physicist and applied mathematician. He is best known for his contributions to atomic physics, | ||
Revision as of 16:24, 5 March 2019
1687: Mathematician and theorist Nicolaus I Bernoulli born. He will introduce a successful resolution to the St. Petersburg paradox.
1768: Astronomer and adventurer Guillaume Le Gentil publicly accuses the House of Malevecchio of crimes against astronomical constants. The Malvecchians will back down from the encounter, but later secretly punish Le Gentil by creating overcast conditions on June 4, 1769.
1914: Mathematics and science writer Martin Gardner born. His interests will include stage magic, scientific skepticism, philosophy, religion, and literature.
1958: National Pareidolia Day declared in the United States.
1969: Mathematician and academic Wacław Sierpiński dies. He made important contributions to set theory (research on the axiom of choice and the continuum hypothesis), number theory, theory of functions, and topology.
2017: Green Spiral 9 feels more green than ever, according to new chromatographic survey.