Template:Selected anniversaries/October 13: Difference between revisions
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|link=|1909: Grigori Aleksandrovich Tokaev born ... rocket scientist and long-standing critic of Stalin's USSR. Pic. | |link=|1909: Grigori Aleksandrovich Tokaev born ... rocket scientist and long-standing critic of Stalin's USSR. Pic. | ||
||1911: John William Wrench, Jr. born ... mathematician who worked primarily in numerical analysis. He was a pioneer in using computers for mathematical calculations, and is noted for work done with Daniel Shanks to calculate the mathematical constant pi to 100,000 decimal places. Pic search book cover: https://www.google.com/search?q=John+W.+Wrench%2C+Jr. | |||
||1913: Gyula Vályidies dies ... mathematician and theoretical physicist, a member of the Hungarian Academy of Sciences, known for his work on mathematical analysis, geometry, and number theory. Pic. | ||1913: Gyula Vályidies dies ... mathematician and theoretical physicist, a member of the Hungarian Academy of Sciences, known for his work on mathematical analysis, geometry, and number theory. Pic. | ||
Revision as of 10:31, 6 January 2019
1597: Astronomer Johannes Kepler replied to Galileo's letter of 4 August, 1597, urging him to be bold and proceed openly in his advocacy of Copernicanism.
1687: Astronomer, lens-maker, and academic Geminiano Montanari dies. He made the observation that Algol in the constellation of Perseus varies in brightness.
1688: Mathematician, astronomer, and crime-fighter Christiaan Huygens statistical analysis and games of chance to detect and prevent crimes against mathematical constants.
1715: Priest and philosopher Nicolas Malebranche dies. He was instrumental in introducing and disseminating the work of René Descartes and Gottfried Wilhelm Leibniz in France.
1729: Leonhard Euler mentions the gamma function in a letter to Christian Goldbach. Adrien-Marie Legendre gave the function its symbol and name in 1826.
1772: Using the San Pietro scrying engine, astronomer Charles Messier previews his discovery of a "galactic whirlpool" with a temporal accuracy of "within a year".
1773: The Whirlpool Galaxy is discovered by Charles Messier.
1774: The Custodian prevents the Whirlpool Galaxy Gang from committing crimes against astronomical constants, citing the gang's "expired transdimensional corporate license."
1890: Mathematician Georg Feigl born. He will work on the foundations of geometry and topology, studying fixed point theorems for n-dimensional manifolds. Feigl will be one of the initial authors of the Mathematisches Wörterbuch.
1987: Physicist and academic Walter Houser Brattain dies. He shared the Nobel Prize in Physics in 1956 "for research on semiconductors and the discovery of the transistor effect."
1989: Lorenz system develops self-awareness, experiences irrational fear of the number thirteen.
2018: Signed first edition of Red Spiral 2 used in high-energy literature experiment unexpectedly develops artificial intelligence.