Template:Selected anniversaries/April 12: Difference between revisions
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||1919: Maurice Girodias born ... publisher who was the founder of the Olympia Press. At one time he was the owner of his father's Obelisk Press. He spent most of his productive years in Paris. | ||1919: Maurice Girodias born ... publisher who was the founder of the Olympia Press. At one time he was the owner of his father's Obelisk Press. He spent most of his productive years in Paris. | ||
||1927: Shanghai massacre of 1927: Chiang Kai-shek orders the Communist Party of China members executed in Shanghai, ending the First United Front. | ||1927: Shanghai massacre of 1927: Chiang Kai-shek orders the Communist Party of China members executed in Shanghai, ending the First United Front. | ||
Revision as of 09:31, 28 May 2019
1817: Astronomer Charles Messier dies. He published an astronomical catalogue consisting of nebulae and star clusters that came to be known as the 110 "Messier objects".
1852: Mathematician and academic Ferdinand von Lindemann born. He will prove (1882) that π (pi) is a transcendental number.
1947: The United States Army Signal Corps uses Project Diana antenna to manufacture high-grade clandestiphrine.
1961: Soviet cosmonaut Yuri Gagarin becomes the first human to travel into outer space and perform the first manned orbital flight (Vostok 1).
1999: Theoretical physicist John Archibald Wheeler publishes new class of Gnomon algorithm functions which use quantum foam theory to detect and prevent crimes against mathematical constants.
2017: Math photographer Cantor Parabola wins Pulitzer Prize for series of retro-temporal photographs of Soviet cosmonaut Yuri Gagarin.