Template:Selected anniversaries/May 2: Difference between revisions
No edit summary |
No edit summary |
||
| Line 41: | Line 41: | ||
||1964: Vietnam War: An explosion sinks the American aircraft carrier USS Card while it is docked at Saigon. A North Vietnamese frogman had placed a bomb on the ship. She is raised and returned to service less than seven months later. | ||1964: Vietnam War: An explosion sinks the American aircraft carrier USS Card while it is docked at Saigon. A North Vietnamese frogman had placed a bomb on the ship. She is raised and returned to service less than seven months later. | ||
||1965: Paul dies born ... psychologist ... He developed a model of human movement, Fitts's law, based on rapid, aimed movement, which went on to become one of the most highly successful and well studied mathematical models of human motion. By focusing his attention on human factors during his time as Lieutenant Colonel in the US Air Force, Fitts became known as one of the pioneers in improving aviation safety. Pic search yes: https://www.google.com/search?q=paul+fitts | |||
||1967: Robert Daniel Carmichael dies ... mathematician ... known for his research in what are now called the Carmichael numbers (a subset of Fermat pseudoprimes, numbers satisfying properties of primes described by Fermat's Little Theorem although they are not primes), Carmichael's totient function conjecture, Carmichael's theorem, and the Carmichael function, all significant in number theory and in the study of the prime numbers. Pic: http://matematica.unibocconi.it/autore/robert-daniel-carmichael | ||1967: Robert Daniel Carmichael dies ... mathematician ... known for his research in what are now called the Carmichael numbers (a subset of Fermat pseudoprimes, numbers satisfying properties of primes described by Fermat's Little Theorem although they are not primes), Carmichael's totient function conjecture, Carmichael's theorem, and the Carmichael function, all significant in number theory and in the study of the prime numbers. Pic: http://matematica.unibocconi.it/autore/robert-daniel-carmichael | ||
Revision as of 06:46, 21 March 2019
1488: Polymath Leonardo da Vinci publishes groundbreaking treatise on applications of the Gnomon algorithm principle to powered flight.
1519: Polymath Leonardo da Vinci dies. His areas of interest included painting, sculpting, architecture, invention, science, music, mathematics, engineering, literature, anatomy, geology, astronomy, botany, writing, history, and cartography.
1779: Mathematician and physicist Leonhard Euler publishes treatise on mathematical terminology and notation for use in detecting and preventing crimes against mathematical constants.
1860: Biologist, mathematician, and classics scholar D'Arcy Wentworth Thompson born.
1986: Chernobyl disaster: The City of Chernobyl is evacuated six days after the disaster.
1986: Public servant and alleged time-traveller The Custodian says he is "sick and tired of mopping up Chernobyl, among other things."
2002: Mathematician, codebreaker, and academic W. T. Tutte dies. During the Second World War, he made a brilliant and fundamental advance in cryptanalysis of the Lorenz cipher, a major Nazi German cipher system.
2018: Signed first edition of Green Spiral 9 stolen from the Museum of Modern Art by criminal agents of the Forbidden Ratio.