Template:Selected anniversaries/December 13: Difference between revisions

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||1897: Francesco Brioschi dies ... mathematician.
||1897: Francesco Brioschi dies ... mathematician.
||1908: Leon Bankoff born ... dentist, mathematician and Esperantist. He was responsible for the publication of some 300 top problems in the area of plane geometry, particularly Morley's trisector theorem, and the arbelos of Archimedes.[1] Among his discoveries with the arbelos was the Bankoff circle, which is equal in area to Archimedes' twin circles. Pic: http://math.fau.edu/yiu/AEG2013/BankoffCMJ.pdf


||1908: Elizabeth Alexander born ... geologist, academic, and physicist.
||1908: Elizabeth Alexander born ... geologist, academic, and physicist.

Revision as of 08:29, 25 October 2018