Template:Selected anniversaries/April 20: Difference between revisions
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File:Oliver Cromwell by Samuel Cooper.jpg|link=Oliver Cromwell (nonfiction)|1653: [[Oliver Cromwell (nonfiction)|Oliver Cromwell]] dissolves the Rump Parliament. | File:Oliver Cromwell by Samuel Cooper.jpg|link=Oliver Cromwell (nonfiction)|1653: [[Oliver Cromwell (nonfiction)|Oliver Cromwell]] dissolves the Rump Parliament. | ||
File:Niels Steensen.png|link=Niels Steensen (nonfiction)|1654: Mathematician [[Niels Steensen (nonfiction)|Niels Steensen]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]]. | File:Niels Steensen.png|link=Niels Steensen (nonfiction)|1654: Mathematician [[Niels Steensen (nonfiction)|Niels Steensen]] publishes new class of [[Gnomon algorithm functions]] which detect and prevent [[crimes against mathematical constants]]. | ||
||James David Forbes FRS FRSE FGS (20 April 1809 – 31 December 1868)[1] was a Scottish physicist and glaciologist who worked extensively on the conduction of heat and seismology. He invented the seismometer. | |||
File:Giuseppe Peano.jpg|link=Giuseppe Peano (nonfiction)|1932: Mathematician [[Giuseppe Peano (nonfiction)|Giuseppe Peano]] dies. He did pioneering work in mathematical logic and [[Set theory (nonfiction)|set theory]]. | File:Giuseppe Peano.jpg|link=Giuseppe Peano (nonfiction)|1932: Mathematician [[Giuseppe Peano (nonfiction)|Giuseppe Peano]] dies. He did pioneering work in mathematical logic and [[Set theory (nonfiction)|set theory]]. | ||
File:Exponential-growth-diagram.svg|link=Crimes against mathematical constants|1932: New class of [[crimes against mathematical constants]] exploits death of mathematician [[Giuseppe Peano (nonfiction)|Giuseppe Peano]]. | File:Exponential-growth-diagram.svg|link=Crimes against mathematical constants|1932: New class of [[crimes against mathematical constants]] exploits death of mathematician [[Giuseppe Peano (nonfiction)|Giuseppe Peano]]. | ||
File:Bay of Pigs.jpg|link=Bay of Pigs Invasion (nonfiction)|1961: Failure of the [[Bay of Pigs Invasion (nonfiction)|Bay of Pigs Invasion]] of US-backed Cuban exiles against Cuba. | File:Bay of Pigs.jpg|link=Bay of Pigs Invasion (nonfiction)|1961: Failure of the [[Bay of Pigs Invasion (nonfiction)|Bay of Pigs Invasion]] of US-backed Cuban exiles against Cuba. | ||
</gallery> | </gallery> | ||
Revision as of 12:04, 5 August 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.
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.