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