Template:Selected anniversaries/June 30: Difference between revisions
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||1827: Jacques-Louis Soret born ... chemist who in 1878, along with Marc Delafontaine, first observed holmium spectroscopically. Soret was also responsible for correctly working out the chemical composition of ozone as being three oxygen atoms bound together. Pic. | ||1827: Jacques-Louis Soret born ... chemist who in 1878, along with Marc Delafontaine, first observed holmium spectroscopically. Soret was also responsible for correctly working out the chemical composition of ozone as being three oxygen atoms bound together. Pic. | ||
||1869: Karl Theodor Vahlen born ... mathematician who was an ardent supporter of the Nazi Party. He was a member of both the SA and SS. | ||1869: Karl Theodor Vahlen born ... mathematician who was an ardent supporter of the Nazi Party. He was a member of both the SA and SS. Pic. | ||
||1880: Karl Rudolf Fueter born ... mathematician, known for his work on number theory. He will do research on algebraic number theory and quaternion analysis. He also published a proof of the Fueter–Pólya theorem with George Pólya. Pic. | ||1880: Karl Rudolf Fueter born ... mathematician, known for his work on number theory. He will do research on algebraic number theory and quaternion analysis. He also published a proof of the Fueter–Pólya theorem with George Pólya. Pic. | ||
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||1975: Miron Nicolescu dies ... mathematician. | ||1975: Miron Nicolescu dies ... mathematician. | ||
||1984: Henri Fabre dies ... pilot and engineer ... the inventor of the first successful seaplane, the Fabre Hydravion. Pic. | |||
||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 | ||
Revision as of 10:21, 28 March 2019
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.