Budan_de_Boislaurent Biography of François budan (17611840) Ferdinand François Désiré budan deBoislaurent. Born 28 Sept 1761 in Limonade, Cap-Francais, Saint-Domingue http://www-groups.dcs.st-and.ac.uk/~history/Mathematicians/Budan_de_Boislaurent.
Extractions: Version for printing began his education at the age of eight at a College in Juilly. He showed a great liking for the sciences but, as these were not part of the standard teaching, he received special mathematical tuition two days per week. Budan took up the study of medicine in Paris and received the title of doctor for a thesis entitled Budan is considered an amateur mathematician and he is best remembered for his discovery of a rule which gives necessary conditions for a polynomial equation to have n real roots between two given numbers. The rule was in a memoir sent to the Institute in 1803 but it was not made public until 1807. A paper giving a proof was presented to the Academy in 1811 and published in 1822. Fourier had independently discovered a rule which he taught in a course from 1797 but Fourier 's version was not published until 1831, after his death.
PCS-Electronics :: Pierre Toussaint, the First Haitian Born Saint Ferdinand Francois Désiré budan deBoislaurent (Born 28 Sept 1761 in Limonade, CapFrançais, Haiti, Died 6 http://www.pcs-electronics.com/phpBB2/viewtopic.php?p=3537&sid=7a9179a3509e6fb96
Search Results For Differential Equation* References for Littlewood; References for Fuchs; References for budan deBoislaurent; References for Delaunay; References for Bromwich; http://www-gap.dcs.st-and.ac.uk/~history/Search/historysearch.cgi?SUGGESTION=Dif
Extractions: window.open('http://www.demo-art.com/news/news.html','ptiEILaUtYdxc','width=550,height=200'); index chronik info events musik bilder ... e-mail Das Historische Datum 28. September von Annalen.net 1 JAN 2 FEB 4 APR 5 MAI ... 12 DEZ last update: 2004-09-28 Namenspatrone heute Feiertage heute Gehe zu Jahr 1500 ff Gehe zu Jahr 1800 ff Gehe zu Jahr 1900 ff Gehe zu Jahr 2000 ff Chronik auf CD
References For Budan_de_Boislaurent References for François budan. Version for printing Articles A Akritas, Reflectionson a pair of theorems by budan and Fourier, Math. Mag. http://www-history.mcs.st-and.ac.uk/history/References/Budan_de_Boislaurent.html
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