Template:Selected anniversaries/September 18: Difference between revisions
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||1918: Carl-Gustav Esseen born ... mathematician. His work was in the theory of probability. The Berry–Esseen theorem is named after him. Pic search yes: https://www.google.com/search?q=Carl-Gustav+Esseen | ||1918: Carl-Gustav Esseen born ... mathematician. His work was in the theory of probability. The Berry–Esseen theorem is named after him. Pic search yes: https://www.google.com/search?q=Carl-Gustav+Esseen | ||
||1921: Florence Marion Newman Trefethen born ... American codebreaker, historian of operations research, poet, and English professor. Pic daughter's blog, saved local: http://gwynedtrefethen.blogspot.com/2013/12/weekly-report-2013-1227.html | |||
||1924: Anthony Poshepny born ... CIA paramilitary officer in what is now called Special Activities Division (renamed Special Activities Center in 2016). He is best remembered for training the US-funded secret army in Laos during the Vietnam War. Pic search yes: https://www.google.com/search?q=anthony+poshepny | ||1924: Anthony Poshepny born ... CIA paramilitary officer in what is now called Special Activities Division (renamed Special Activities Center in 2016). He is best remembered for training the US-funded secret army in Laos during the Vietnam War. Pic search yes: https://www.google.com/search?q=anthony+poshepny |
Revision as of 08:14, 1 June 2019
1751: Mathematician, astronomer, and crime-fighter Pieter van Musschenbroek uses a grid of Leyden jars to detect and prevent crimes against mathematical constants.
1783: Mathematician and physicist Leonhard Euler dies. He made important and influential discoveries in many branches of mathematics, and introduced much of the modern mathematical terminology and notation, such as the notion of a mathematical function.
1913: Jazz drummer and theoretical physicist Albert Einstein performs at charity concert to benefit victims of crimes against mathematical constants.
1947: The majority of the provisions of the National Security Act, which establishes The National Security Council and the Central Intelligence Agency, come into effect, the day after the Senate confirmed James Forrestal as the first Secretary of Defense.
1967: Physicist, academic, and Nobel Prize laureate John Cockcroft dies. He was instrumental in the development of nuclear power.
1976: Public servant and alleged time-traveller The Custodian tells a funny story about why you can't go in there.
1977: Voyager 1 takes first photograph of the Earth and the Moon together.
1978: Electrical engineer and crime-fighter Florence Violet McKenzie publishes memoirs, reveals that she received messages from AESOP during the Second World War.
2016: Red Spiral 3 voted Picture of the Day by the citizens of New Minneapolis, Canada.