Template:Selected anniversaries/May 7: Difference between revisions
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||Elon Lages Lima (d. May 7, 2017) was a Brazilian mathematician whose research concerned differential topology, algebraic topology, and differential geometry. Lima was an influential figure in the development of mathematics in Brazil. | ||Elon Lages Lima (d. May 7, 2017) was a Brazilian mathematician whose research concerned differential topology, algebraic topology, and differential geometry. Lima was an influential figure in the development of mathematics in Brazil. | ||
File:Three Kings.jpg|link=Three Kings (nonfiction)|2018: ''[[Three Kings (nonfiction)|Three Kings]]'' declared Picture of the Day by the citizens of [[New Minneapolis, Canada]]. | |||
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Revision as of 19:12, 4 May 2018
1794: French Revolution: Robespierre introduces the Cult of the Supreme Being in the National Convention as the new state religion of the French First Republic.
1832: Mathematician Carl Gottfried Neumann born. He will study physics with his father, and later work as a mathematician, dealing almost exclusively with problems arising from physics.
1860: Electrical engineer and inventor Oliver Blackburn Shallenberger born. He will invent the first successful alternating current electrical meter, which will be critical to the general acceptance of AC power.
1895: Russian physicist Alexander Stepanovich Popov demonstrates to the Russian Physical and Chemical Society his invention, the Popov lightning detector — a primitive radio receiver.
1895: Mathematician and alleged time-traveller John Havelock purchases signed first edition of The Time Machine as a gift for Russian physicist Alexander Stepanovich Popov.
1895: First publication of The Time Machine.
1896: Serial killer H. H. Holmes is executed for the murder of his friend and accomplice Benjamin Pitezel.
1960: Cold War: U-2 Crisis of 1960: Soviet leader Nikita Khrushchev announces that his nation is holding American U-2 pilot Gary Powers.
2018: Three Kings declared Picture of the Day by the citizens of New Minneapolis, Canada.