Template:Selected anniversaries/April 20: Difference between revisions
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||1972 – Apollo 16, commanded by John Young, lands on the moon. | ||1972 – Apollo 16, commanded by John Young, lands on the moon. | ||
||Sigmund Selberg (b. 1994) was a Norwegian mathematician. | |||
||2003 – Bernard Katz, German-English biophysicist and academic, Nobel Prize laureate (b. 1911) | ||2003 – Bernard Katz, German-English biophysicist and academic, Nobel Prize laureate (b. 1911) | ||
</gallery> | </gallery> | ||
Revision as of 14:10, 22 November 2017
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.