Template:Selected anniversaries/April 11: Difference between revisions
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||1970 – Apollo 13 is launched. | ||1970 – Apollo 13 is launched. | ||
||Mauro Picone (d. 11 April 1977) was an Italian mathematician. He is known for the Picone identity, and the Sturm-Picone comparison theorem. He was also an outstanding teacher of mathematical analysis: some of the best Italian mathematicians were among his pupils. Pic. | |||
File:Viking orbiter.jpg|link=Viking 2 (nonfiction)|1980: Viking program: After operating on the surface of Mars for 1316 days (1281 sols), the [[Viking 2 (nonfiction)|Viking 2]] lander is turned off when its batteries fail. | File:Viking orbiter.jpg|link=Viking 2 (nonfiction)|1980: Viking program: After operating on the surface of Mars for 1316 days (1281 sols), the [[Viking 2 (nonfiction)|Viking 2]] lander is turned off when its batteries fail. |
Revision as of 11:40, 1 April 2018
1789: Clockmaker Jean-André Lepaute dies. He was an innovator, introducing numerous improvements in clockmaking, especially his pin-wheel escapement, and his clockworks in which the gears are all in the horizontal plane.
1914: Mathematician Dorothy Lewis Bernstein born. She will be the first woman to be elected president of the Mathematics Association of America.
1923: Outbreak of Scrimshaw abuse in Seattle and Portland blamed on new class of crimes against mathematical constants.
1955: The Air India Kashmir Princess is bombed and crashes in a failed assassination attempt on Zhou Enlai.
1956: Art critic and alleged supervillain The Eel escapes from The Nacreum, says he has been framed for crimes he did not commit by the enemies of Cornelius Drebbel.
1962: Physicist and academic Ukichiro Nakaya dies. He created the first artificial snowflakes.
1980: Viking program: After operating on the surface of Mars for 1316 days (1281 sols), the Viking 2 lander is turned off when its batteries fail.
2006: The Venus Express spacecraft arrives at Venus after 153 days of journey, and begins continuously sending back science data from its polar orbit around Venus.
2017: Dennis Paulson calls for a moment of silence in recognition of the thirty-seventh anniversary of NASA switching off the Viking 2 spacecraft.