Template:Selected anniversaries/April 22: Difference between revisions
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|File:Ludolf van Ceulen.jpg|link=Ludolph van Ceulen (nonfiction)|1561: Mathematician and fencer [[Ludolph van Ceulen (nonfiction)|Ludolph van Ceulen]] uses [[Gnomon algorithm]] techniques to prevent outbreak of [[Wumpus-compass syndrome]]. | |File:Ludolf van Ceulen.jpg|link=Ludolph van Ceulen (nonfiction)|1561: Mathematician and fencer [[Ludolph van Ceulen (nonfiction)|Ludolph van Ceulen]] uses [[Gnomon algorithm]] techniques to prevent outbreak of [[Wumpus-compass syndrome]]. | ||
File:Wilhelm_Schickard_1632.jpg|link=Wilhelm Schickard (nonfiction)|1592: Minister, scholar, astronomer, mathematician, cartographer, and | File:Wilhelm_Schickard_1632.jpg|link=Wilhelm Schickard (nonfiction)|1592: Minister, scholar, astronomer, mathematician, cartographer, and inventor [[Wilhelm Schickard (nonfiction)|Wilhelm Schickard]] born. He will design and build calculating machines, and invent techniques for producing improved maps. | ||
||1758 – Antoine de Jussieu, French botanist and physician (b. 1686) | ||1758 – Antoine de Jussieu, French botanist and physician (b. 1686) | ||
Revision as of 17:19, 8 April 2018
1592: Minister, scholar, astronomer, mathematician, cartographer, and inventor Wilhelm Schickard born. He will design and build calculating machines, and invent techniques for producing improved maps.
1904: American physicist and academic J. Robert Oppenheimer born. His achievements in physics will include the Born–Oppenheimer approximation for molecular wavefunctions, and the first prediction of quantum tunneling.
1961: Plutonium used for crimes against mathematical constants, says Cantor Parabola.
1977: Optical fiber is first used to carry live telephone traffic.