Template:Selected anniversaries/February 11: Difference between revisions

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File:Culvert Origenes.jpg|link=Culvert Origenes|1618: Writer and alleged troll [[Culvert Origenes]] publishes his essay ''[[Man's inhumanity to man (nonfiction)|Man's Inhumanity to Man]]'', which will profoundly influence three generations of Enlightenment-era thinkers.
File:Culvert Origenes.jpg|link=Culvert Origenes|1618: Writer and alleged troll [[Culvert Origenes]] publishes his essay ''[[Man's inhumanity to man (nonfiction)|Man's Inhumanity to Man]]'', which will profoundly influence three generations of Enlightenment-era thinkers.


||1626: Pietro Cataldi dies ... mathematician and astronomer. Pic: book cover.
File:Due lettioni date nella academia erigenda dove si mostra come si trovi la grandezza delle superficie rettilinee.jpg|link=Pietro Cataldi (nonfiction)|1626: Mathematician and astronomer [[Pietro Cataldi (nonfiction)|Pietro Cataldi]] dies. Cataldi contributed to the development of continued fractions and a method for their representation; he also discovered the sixth and seventh perfect numbers by 1588.


||1635: Sir Charles Cavendish writes to William Oughtred to thank him for teaching him, "the way of calculating the divisions of your guaging rod." He also passes on praise for Oughtred’s, “Clavis is in great estimation amongst the mathematicians at Paris.“ *Augustus De Morgan, Correspondence of scientific men of the seventeenth century ..., Volume 1 https://pballew.blogspot.com/2019/02/on-this-day-in-math-february-11.html
||1635: Sir Charles Cavendish writes to William Oughtred to thank him for teaching him, "the way of calculating the divisions of your guaging rod." He also passes on praise for Oughtred’s, “Clavis is in great estimation amongst the mathematicians at Paris.“ *Augustus De Morgan, Correspondence of scientific men of the seventeenth century ..., Volume 1 https://pballew.blogspot.com/2019/02/on-this-day-in-math-february-11.html

Revision as of 15:21, 15 April 2020