Template:Selected anniversaries/March 31: Difference between revisions

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File:USS Cairo.jpg|link=USS Cairo (nonfiction)|1861: [[USS Cairo (nonfiction)|USS Cairo]] retrofitted with military [[scrying engine]] device.
File:USS Cairo.jpg|link=USS Cairo (nonfiction)|1861: [[USS Cairo (nonfiction)|USS Cairo]] retrofitted with military [[scrying engine]] device.
||Friedrich Julius Richelot (d. 31 March 1875) was a German mathematician. Richelot authored numerous publications in German, French and Latin, among them — with his 1832 dissertation — the first known guide to the Euclidean construction of the regular 257-gon with compass and straightedge. Pic.


File:Antoine Augustin Cournot.jpg|link=Antoine Augustin Cournot (nonfiction)|1877: Mathematician and philosopher [[Antoine Augustin Cournot (nonfiction)|Antoine Augustin Cournot]] dies. He introduced the ideas of functions and probability into economic analysis.
File:Antoine Augustin Cournot.jpg|link=Antoine Augustin Cournot (nonfiction)|1877: Mathematician and philosopher [[Antoine Augustin Cournot (nonfiction)|Antoine Augustin Cournot]] dies. He introduced the ideas of functions and probability into economic analysis.

Revision as of 15:58, 1 February 2018