![]() | Photo courtesy Yerkes Observatory, University of Chicago | ||
| Jules Henri Poincaré | |||
| 29 April 1854 | 1911 Bruce Medalist | 17 July 1912 | |
Henri Poincaré was educated at l'École Polytechnique and l'École des Mines. He was professor of mathematics at the University of Paris from 1881 to 1912. One of the greatest mathematicians of all time, he made significant advances in function theory, algebraic functions, algebraic geometry, algebra, number theory, algebraic topology, and above all, differential equations. He revolutionized celestial mechanics, inaugurating a rigorous treatment and initiating studies of the stability of the solar system. He determined the shape of a rotating fluid subject only to gravity. He wrote extensively on the philosophy of science, worked in mathematical physics, and developed many of the ideas and equations of the special theory of relativity independently of Albert Einstein and Hendrik A. Lorentz. Poincaré is often called the father of chaos theory. He wrote nearly 500 papers and numerous books, many of them popular and a substantial number still in print.
Presentation of Bruce medal
Morse, Fremont, PASP 23, 73-84 (1911).
Other awards
Royal Astronomical Society, Gold medal, 1900, presented by G.H. Darwin, MNRAS 60, 406-415 (1900).
Royal Society of London, Sylvester Medal, 1901.
Some offices held
Académie des Sciences, President, 1906.
Biographical materials
lAcadémie française [in French].
Appell, P., Henri Poincaré (Paris, 1925) [in French].
Dantzig, Tobias, Henri Poincaré (Scribners, NY, 1954).
Dauben, Joseph W., Central University of Venezuela
Dieudonné, Jean, Dictionary of Scientific Biography 11, 51-61.
The Exploratorium.
Hoffman, Mike, Notable Mathematicians.
Lamontagne, Yann, PlanetMath.org
Le Laboratoire de Philosophie et dHistoire des Sciences Archives Henri
Poincaré, Archives H. Poincaré [in French].
Lebon, Ernest, Notice sur Henri Poincaré, in Poincaré, H., Leçons sur les Hypotheses Cosmogoniques, 2nd ed. (Librairie Scientifique A. Hermann & Fils, Paris, 1913)
Lebon, Ernest, Henri Poincaré: Biographie, Bibliographie Analytique des Écrit (GauthierVillars, Paris, 1912).
Murzi, Mauro, The Internet Encyclopedia of Philosophy
Ormell, Christopher, Henri Poincaré, in Wintle, Justin, ed., Makers of Nineteenth Century Culture, 1800 - 1914, (Routledge & Kegan Paul, London, 1982).
PlanetMath.org
Resonance Publications,The world of Mathematics
Tenn, Joseph S., Henri Poincaré: The Ninth Bruce Medalist, Mercury  20, 4, 111 (1991).
ThinkQuest: Mathematics History
Toulouse, E., Henri Poincaré (Paris, 1910) [in French].
Uchii, Sosichi, Kyoto University.
University of Maryland
University of St. Andrews, The MacTutor History of Mathematics archive.
University of Venezuela
Washington Area Chaos Group.
Weisstein, Eric W., Erics Treasure Trove of Scientific Biography
More biographical materials
Obituaries
Anonymous, Nature 90, 353-356 (1912)
DeLury, Alfred T., JRASC 6, 309-21 (1912).
Lebon, Ernest, PASP 24, 260-65 (1912).
Archibald, R.C., Bulletin of the American Mathematical Society 22, 125-36 (1915). [review of three books and a list of other obituaries]
H.F.B., Proceedings of the Royal Society of London A91, vi-xvi (1914)
Observatory 35, 309.
Sarton, George, Bulletin de la Société belge dAstronomie XXXIV, 1-11, 37-48 (1913). [p. 46 has portrait at age 34 as given in Isis 1, 95-97]
More obituaries
Photos
AIP Center for History of Physics
Dibner Library (another)
Le Laboratoire de Philosophie et dHistoire des Sciences Archives Henri
Poincaré, Galerie photographique [a large collection]
Library of Congress
Miller, Jeff, Images of Mathematicians on Postage Stamps
Named after him
Lunar crater Poincaré
Minor Planet #2021 Poincaré
Université Henri Poincaré
Le Laboratoire de Philosophie et dHistoire des Sciences Archives Henri
Poincaré
The Poincaré Conjecture
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JST 2006-02-16 |