Template:Selected anniversaries/April 20: Difference between revisions

Revision as of 12:23, 1 April 2018

1653: Oliver Cromwell dissolves the Rump Parliament.
1654: Mathematician Niels Steensen publishes new class of Gnomon algorithm functions which detect and prevent crimes against mathematical constants.
1808: Mathematician and crime-fighter Johann Friedrich Pfaff publishes new theory of differential forms which quickly finds application in the detection and prevention of crimes against mathematical constants.
1932: Mathematician Giuseppe Peano dies. He did pioneering work in mathematical logic and set theory.
1932: New class of crimes against mathematical constants exploits death of mathematician Giuseppe Peano.
1961: Failure of the Bay of Pigs Invasion of US-backed Cuban exiles against Cuba.

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 ||2003 – Bernard Katz, German-English biophysicist and academic, Nobel Prize laureate (b. 1911)
+||Paul Moritz Cohn (d. 20 April 2006) was Astor Professor of Mathematics at University College London, 1986-9, and author of many textbooks on algebra. His work was mostly in the area of algebra, especially non-commutative rings. Pic.
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