Ivar Ekeland CEREMADE, Universit� Paris-Dauphine, Membre de la Soci�t� Royale du Canada et de l'Academia Europea Membre �tranger des Acad�mies des Sciences de Norv�ge, de Palestine et d'Autriche Docteur HC des universit�s de Colombie Britannique, de Saint-P�tersbourg et de Vienne   PERSONNEL: VITAE and CITATION INDEX 70th ANNIVERSARY CONFERENCE (talks and pictures) VIDEOS LIVRES   ENSEIGNEMENT, VULGARISATION, EXPLICATION LE COURS CLIMAT THE CLIMATE COURSE MATHEMATICAL MODELS IN THE SOCIAL SCIENCES TROIS LE�ONS SUR LES STRAT�GIES EX�CUTABLES AUTOUR DE L'ECONOMIE AUTOUR DE LA FINANCE AUTRES LE�ONS / LECTURE NOTES SOUVENIRS: MATH�MATIQUES ET MATH�MATICIENS DAUPHINOISES ET DAUPHINOIS SCIENTIFIC PUBLICATIONS BOOKS  RESEARCH PAPERS (thematic) RESEARCH PAPERS (chronological)  BLOG PRESENTATIONS DIVERSES

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VIDEOS

2000,Paris, UTS, �conomie et math�matiques [video]

2007, Zurich, ICIAM, The idea of optimization (public lecture at ICIAM 2007) (note that the first page is blank) [video]
Les slides sont ici: [pdf] 

2009, Paris, BNF, John Nash, des math�matiques au prix Nobel [video]

2011, Lille, MESH,  Sommes-nous rationnels ? [video]
Les slides sont ici: [pdf]

2012, Minneapolis, IMA, The best of all possible worlds: the idea of optimization [video]

2013, UBC, Vancouver:  Mathematics and the planet Earth: a long life together [video]
Les slides sont ici: [part 1] (note the first slide is blank) and [part 2]

2013, Montpellier, Agora des Savoirs, Les math�matiques ou l'origine des certitudes [video]

2014 TSE, Toulouse, Adverse selection and optimal transportation: a personal history  (in honor of Jean-Jacques Laffont) [video]

2017, Pisa, Scuola Normale Superiore, Euler, Lagrange, Caratheodory, and the calculus of variations [video]

2018, Paris, Dauphine, A qui et � quoi servent les math�matiques ? [video]
Les slides sont ici: [pdf]

2019 Varese, Universit�, The role of mistakes in mathematics:an introduction to Spinoza, [video]
Les slides sont ici: [pdf]

LIVRES / BOOKS

1. " Th�orie des jeux et introduction � l'�conomie math�matique", Presses Universitaires de France, 110p [full-text]





2 (with R. Temam) "Analyse convexe et probl�mes variationnels", Dunod-Gauthier-Villars, 1974, 340p.


• English translation: "Convex analysis and variational problems", North-Holland-Elsevier, 1976;
• republished by SIAM, "Classics in Applied mathematics", 1999
  
• Russian translation: Mir,1979. [cover]
  




3. "Elements d'�conomie math�matique", Hermann, 1979, 320p. [cover] [ back]


• Russian translation: Mir, 1983. [cover]
  




4. (with T. Turnbull) "Infinite-dimensional optimization and convexity", Chicago University Press, 1983 [cover]



5. (with J.P. Aubin) "Applied nonlinear analysis", Wiley, 1984,520p. [cover]


• republished by Wiley,
  
• Russian translation, editions Mir, 1988 [cover]
  

6. "Le calcul, l'impr�vu. Les figures du temps de K�pler � Thom", Editions du Seuil, 1984, 170p;


•  second edition, 1985; [cover] [back]
  
• pocket edition, collection "Points Science",1987.
• Italian translation : "Il calcolo, l'imprevisto" , Edizioni di Comunit�, 1986
• German translation : "Das Vorhersehbare und das Unvorhersehbare� , Harnack, M�nchen, 1985 [cover] [back]
  
• Portuguese translation (Brazil): "O calculo e o imprevisto", Martin Fontes, S�o Paulo, 1986 [cover]
  
• English translation : "Mathematics and the unexpected", Chicago University Press, 1988 [cover] [back]
  
• Spanish translation: "El calculo, lo imprevisto",  Fondo de cultura economica, Mexico, 1988
• Finnish translation "Ennakoimattoman matematiikka", Art House, Helsinki, 1990
• Portuguese translation (Portugal): "A matematica e o imprevisto", Gradiva, Lisbon, 1993
• Greek translation: "Ta mathematika kai to aprosdoketo", Diaulos, Ath�nes, 1993
• Chinese translation: "Jisuan churen yiliao", Beijing, 1999

7."Convexity methods in Hamiltonian mechanics", Springer-Verlag, Ergebnisse der Mathematik und ihrer Grenzgebiete, 3.Folge, Band 19, 1990, 246 p. [cover]


• see Erratum (corrections) here
  





8. "Au hasard. La chance, la science et le monde", Editions du Seuil, collection "Science Ouverte", 1991, 200 p;


• pocket edition, collection "Points Sciences", 2000 [cover] [back]
  
• German translation: "Zufall, Gl�ck und Chaos: mathematische Expeditionen", Carl Hanser Verlag, 1993
• Spanish translation: "Al azar: la suerte, la ciencia y el mundo", Editorial Gedisa, Barcelone, 1993
• Italian translation: "A caso: la sorte, la scienza e il mondo", Bollati Boringhieri, Turin [cover]  [back]
• English translation: "The broken dice, and other mathematical tales of chance", Chicago University Press,1993 [cover]  [back]
  
• Norwegian translation: "Tilfeldighetens spill" [cover]  [back]
  
• Japanese translation [cover]
  

9. "Le chaos", Flammarion, collection "Dominos", 1995, 128 p. [cover] [back]


• Second (augmented) edition, Le Pommier, 
• Italian translation: "Come funziona il caos", Il Saggiatore, collection "Due Punti", 1997 [cover] [back]
  
• Spanish translation: "El chaos" [cover] [back]
  
• Greek translation: "To khaos" , edition Traulos-Kostatrake, 1996
• Corean translation, Younglim Cardinal, 1997
• Polish translation: "Chaos", Domino, Katowice, 1999
• German translation: "Chaos", Domino, BLT L�bbe, Bergisch Gladbach, 1999

10. "Le meilleur des mondes possibles", Seuil, 320p. F�vrier 2000  [cover]  [back]


• Italian translation: "Il migliore dei mondi possibili", Bollati Boringhieri, collection "Saggi", 2001
• English translation, "The best of all possible worlds", Chicago University Press, [cover] [back]
  
• Finnish translation, "Paras madollisista maailmoista"[cover] [back]
  
• Japanese translation, [cover] [back]
• Chinese translation, [cover], [back]
  

11.  "Cat in Numberland", Cricket Books, Carus Publishing [cover]  [back]


• French translation: "Le Chat au pays des nombres", Editions du Pommier,
• Korean translation:  [cover]
• Czech translation
  

      12.  (with P.A. Chiappori) "The economics and mathematics of aggregation: formal models of groupe behavior", Foundations and Trends in Microeconomics 5 (1-2), 2009 [cover] [back] [full-text]

        13.  "Le syndrome de la grenouille: l'�conomie et le climat", �ditions Odile Jacob, 115 p.  Octobre 2015 [cover] [back]

      14.  (avec Etienne Lecroart) "Le hasard, une approche math�matique", �ditions du Lombard, (La petite B�d�th�que des Savoirs) 72 p. 2016 [cover] [inside]

       15. (avec Jean-Charles Rochet) "Il faut taxer la sp�culation financi�re", Editions Odile Jacob, 238 p. Avril 2020 [cover][back]]

        16.  (avec Etienne L�croart), "Urgence climatique: il est encore temps!", Casterman, 120 p. Avril 2021 [pr�sentation]

   

     



      
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