Template:Selected anniversaries/June 30: Difference between revisions
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||2002: Claude Jacques Berge dies ... mathematician, recognized as one of the modern founders of combinatorics and graph theory. Pic: https://alchetron.com/Claude-Berge | ||2002: Claude Jacques Berge dies ... mathematician, recognized as one of the modern founders of combinatorics and graph theory. Pic: https://alchetron.com/Claude-Berge | ||
||1910: Chico Xavier dies ... spiritual medium. Pic. | |||
||2015: Robert Dewar dies ... computer scientist and academic. Pic. | ||2015: Robert Dewar dies ... computer scientist and academic. Pic. | ||
</gallery> | </gallery> | ||
Revision as of 04:42, 2 April 2020
1660: Mathematician William Oughtred dies. He invented the slide rule in 1622.
1770: Astronomer Charles Messier is elected to the French Academy of Sciences.
1907: Spike in crimes against mathematical constants blamed on upcoming Tunguska event.
1905: Albert Einstein sends the article "On the Electrodynamics of Moving Bodies", in which he introduces special relativity, for publication in Annalen der Physik.
1908: The Tunguska event occurs in remote Siberia.
1956: The Tunguska Event Preservation Society launches fundraiser to simulate the 1927 Tunguska expedition.