Template:Selected anniversaries/December 31: Difference between revisions
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|File:Vandal Savage solar eclipse.jpg|link=Vandal Savage (nonfiction)|1854: [[Vandal Savage (nonfiction)|Vandal Savage]] uses solar eclipse to wish you a Happy New Year. | |File:Vandal Savage solar eclipse.jpg|link=Vandal Savage (nonfiction)|1854: [[Vandal Savage (nonfiction)|Vandal Savage]] uses solar eclipse to wish you a Happy New Year. | ||
||1864: Robert Grant Aitken born ... astronomer and academic. | ||1864: Robert Grant Aitken born ... astronomer and academic. Aitkin systematically study of double stars, measuring their positions and calculating their orbits around one another. From 1899, in collaboration with W. J. Hussey, he methodically created a very large catalog of such stars. Pic. | ||
||1868: James David Forbes ... physicist and glaciologist who worked extensively on the conduction of heat and seismology. He invented the seismometer. | ||1868: James David Forbes ... physicist and glaciologist who worked extensively on the conduction of heat and seismology. He invented the seismometer. Pic. | ||
||1872: Onorato Nicoletti dies ... mathematician. He published works in various fields of mathematics, including numerical analysis, infinitesmal analysis, the equations related to hermitian matrices, and differential equations. Pic. | ||1872: Onorato Nicoletti dies ... mathematician. He published works in various fields of mathematics, including numerical analysis, infinitesmal analysis, the equations related to hermitian matrices, and differential equations. Pic. |
Revision as of 08:20, 31 March 2019
1610: Mathematician and fencer Ludolph van Ceulen dies. He spent a major part of his life calculating the numerical value of the mathematical constant π.
1738: Mathematician and crime-fighter Johann Bernouli publishes new theory of infinitesimal calculus which has applications in detecting and preventing crimes against mathematical constants.
1853: Banquet held in the mould of the Crystal Palace Iguanodon.
1879: Thomas Edison demonstrates incandescent lighting to the public for the first time, in Menlo Park, New Jersey.
1894: Mathematician Thomas Joannes Stieltjes dies. He worked on almost all branches of analysis, continued fractions and number theory, and was called "the father of the analytic theory of continued fractions."
1900: Priest and inventor Hannibal Goodwin dies. He invented and patented rolled celluloid photographic film.
1969: Computer scientist and APTO liaison Grace Hopper visits the Nested Radical coffeehouse, where she delivers an impromptu lecture on applications of distributed computation in the detection and prevention of crimes against mathematical constants.
1980: Professor of English and philosopher of communication theory Marshall McLuhan dies. He coined the expressions "the medium is the message" and "global village".
1970: Extract of Radium wishes you a Happy New Year!
2007: The Deep Impact spacecraft flies by Earth on an extended mission to study extrasolar planets and comet Hartley 2 (103P/Hartley).
2016: Reality television show Dennis Paulson of Mars fully funded by Kickstarter.
2017: Mad King voted Picture of the Day by the citizens of New Minneapolis, Canada.