• Thumbnail for Ivar Ekeland
    Ivar I. Ekeland (born 2 July 1944, Paris) is a French mathematician of Norwegian descent. Ekeland has written influential monographs and textbooks on...
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  • Ekeland is a surname. Notable people with the surname include: Arne Ekeland (1908–1994), Norwegian painter Ivar Ekeland (born 1944), French mathematician...
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  • screenwriter and film director Ivar Colquhoun, British noble Ivar van Dinteren, Dutch footballer Ivar Ekeland, French mathematician Ivar Enger, Norwegian former-guitarist...
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  • In mathematical analysis, Ekeland's variational principle, discovered by Ivar Ekeland, is a theorem that asserts that there exist nearly optimal solutions...
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  • Thumbnail for Middle-square method
    numbers with the "middle-square" method. The book The Broken Dice by Ivar Ekeland gives an extended account of how the method was invented by a Franciscan...
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  • American historian of science James Gleick and French mathematician Ivar Ekeland. In Crichton's 1990 novel Jurassic Park and its 1993 film adaptation...
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  • equilibrium point. More recently, Jordi Andreu, Pierre-André Chiappori, and Ivar Ekeland extended this result to market demand curves, both for individual commodities...
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  • Thumbnail for Chaos theory
    Unintended consequence People Ralph Abraham Michael Berry Leon O. Chua Ivar Ekeland Doyne Farmer Martin Gutzwiller Brosl Hasslacher Michel Hénon Aleksandr...
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  • mathematician who specializes in chaos theory. His character is based on Ivar Ekeland and James Gleick. Malcolm's all-black clothing style reflects that of...
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  • Thumbnail for Paul Romer
    Doctoral advisor José Scheinkman Robert Lucas Jr. Other academic advisors Russell Davidson Ivar Ekeland Doctoral students Sérgio Rebelo Maurice Kugler...
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  • Duminil-Copin (2005) Charles Ehresmann (1927), co-founder of Bourbaki Ivar Ekeland (1963) Nicole El Karoui (1964) Hélène Esnault (1973) Pierre Fatou (1898)...
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  • Thumbnail for Toulouse School of Economics
    School of Economics) Mathias Dewatripont (Université Libre de Bruxelles) Ivar Ekeland (University of British Columbia) Armin Falk (University of Bonn) Drew...
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  • Thumbnail for Guillaume Carlier
    calculus of variations to contract theory, under the supervision of Ivar Ekeland. After his studies, he was an assistant professor at the University of...
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  • Thumbnail for Dynamical system
    (1988). Chaos: Making a New Science. Penguin. ISBN 978-0-14-009250-9. Ivar Ekeland (1990). Mathematics and the Unexpected (Paperback). University Of Chicago...
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  • Periodic Solutions to Singular Newtonian Systems, was supervised by Ivar Ekeland and Sergio Solimini. She was a researcher at Paris Dauphine University...
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  • Thumbnail for The Shift Project
    the biologist and senior official Dominique Dron; the mathematician Ivar Ekeland; physicists like Sébastien Balibar, Roger Balian and Yves Bréchet; economists...
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  • Thumbnail for Claude Lemaréchal
    JSTOR 3689565. MR 0449695. Page 373: Ekeland, Ivar (1976). "Appendix I: An a priori estimate in convex programming". In Ekeland, Ivar; Temam, Roger (eds.). Convex...
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  • Thumbnail for Jacques Neveu
    advisor Robert Fortet Doctoral students Jean-Michel Bismut Marie Duflo Ivar Ekeland Nicole El Karoui Jean Jacod François Ledrappier Daniel Revuz Alain-Sol...
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  • Thumbnail for Lycée privé Sainte-Geneviève
    professor at Collège de France, member of the Académie des Sciences Ivar Ekeland (born 1944), mathematician Albert Ducrocq (1921–2001), scientific, journalist...
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  • Scottish Academic Press, Edinburgh, 1973. ISBN 978-0-7011-1936-2. Ekeland, Ivar (1990). "One". Convexity methods in Hamiltonian mechanics. Ergebnisse...
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  • Dobrushin Ronald George Douglas V. G. Drinfeld Robert Duncan Edwards [de] Ivar Ekeland L. D. Faddeev Bernd Fischer Ciprian Foias Jürg Fröhlich Dmitry Fuks Masatoshi...
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  • Feynman Lectures on Physics Vol. II Ch. 19: The Principle of Least Action Ekeland, Ivar (1979). "Nonconvex minimization problems". Bulletin of the American...
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  • Ekeland, Ivar (1974). "On the variational principle". J. Math. Anal. Appl. 47 (2): 324–353. doi:10.1016/0022-247X(74)90025-0. ISSN 0022-247X. Ekeland...
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  • Thumbnail for Daniele Cassani
    Sciences, University of British Columbia. This postdoc was directed by Ivar Ekeland and supervised by Nassif Ghoussoub. Between 2007 and 2011, Cassani held...
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  • (Second ed.). New York: Springer-Verlag. p. 350. ISBN 0-387-00444-0. Ekeland, Ivar & Temam, Roger (1976). Convex analysis and variational problems. Studies...
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  • Thumbnail for Periodic function
    Archived from the original (PDF) on 2019-08-25. Retrieved 2018-03-24. Ekeland, Ivar (1990). "One". Convexity methods in Hamiltonian mechanics. Ergebnisse...
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  • years) Alain Connes (over 70 years) Pierre René Deligne (over 70 years) Ivar Ekeland (over 70 years) Björn Engquist (over 70 years) Hillel Furstenberg (over...
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  • Thumbnail for Shapley–Folkman lemma
    ISBN 978-0-444-86127-6. MR 0648778. Ekeland, Ivar (1999) [1976]. "Appendix I: An a priori estimate in convex programming". In Ekeland, Ivar; Temam, Roger (eds.). Convex...
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  • (4): 349–381. doi:10.1016/0022-1236(73)90051-7. Aubin, Jean-Pierre; Ekeland, Ivar (2006). Applied Nonlinear Analysis. Dover Books. ISBN 0-486-45324-3...
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  • Thumbnail for Osmo Pekonen
    1761), translated into Finnish by Osmo Pekonen, Turku: Faros, 2019 Ivar Ekeland: Paras mahdollisista maailmoista (Le meilleur des mondes possibles, 2000)...
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