BEGIN:VCALENDAR VERSION:2.0 PRODID:researchseminars.org CALSCALE:GREGORIAN X-WR-CALNAME:researchseminars.org BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220110T080000Z DTEND:20220110T090000Z DTSTAMP:20260422T225801Z UID:PDE/1 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (1/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/1/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220111T080000Z DTEND:20220111T090000Z DTSTAMP:20260422T225801Z UID:PDE/2 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (3/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/2/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220112T080000Z DTEND:20220112T090000Z DTSTAMP:20260422T225801Z UID:PDE/3 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (5/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/3/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220117T080000Z DTEND:20220117T090000Z DTSTAMP:20260422T225801Z UID:PDE/4 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (7/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/4/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220110T130000Z DTEND:20220110T140000Z DTSTAMP:20260422T225801Z UID:PDE/5 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (2/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/5/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220111T130000Z DTEND:20220111T140000Z DTSTAMP:20260422T225801Z UID:PDE/6 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (4/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/6/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220112T130000Z DTEND:20220112T140000Z DTSTAMP:20260422T225801Z UID:PDE/7 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (6/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/7/ END:VEVENT BEGIN:VEVENT SUMMARY:Sylvia Serfaty (Courant Institute\, New York University) DTSTART:20220117T130000Z DTEND:20220117T140000Z DTSTAMP:20260422T225801Z UID:PDE/8 DESCRIPTION:Title: Mean -Field limits for systems with singular interactions (8/8)\nby Sylvia Serfaty (Courant Institute\, New York University) as part of ONLINE PDE LE CTURE SERIES\, AMSS\, CAS\n\n\nAbstract\nAbstract： \nThis course will be concerned with recent developments in the derivation of mean-field evolut ion PDEs from discrete systems of particles with pair interaction potentia ls\, with or without noise terms. Motivations are numerous and come from p hysics\, biology and social sciences\, convergence of particle methods and stochastic gradient descent\, neural networks\, etc. We will discuss the relative entropy-based methods and the modulated energy approach for singu lar interactions.\n\nReferences:\n\n•Didier Bresch\, Pierre-Emmanuel Jab in\, and Zhenfu Wang\, On mean-field limits and quantitative estimates wit h a large class of singular kernels: application to the Patlak-Keller-Sege l model\, C. R. Math. Acad. Sci. Paris\, 357(9):708--720\, 2019.\n\n•Pie rre-Emmanuel Jabin and Zhenfu Wang. Quantitative estimates of propagation of chaos for stochastic systems with $W^{-1\,\\infty}$ kernels\, Invent. M ath.\, 214(1):523--591\, 2018.\n\n•Daniel Lacker\, Hierarchies\, entropy \, and quantitative propagation of chaos for mean field diffusions\, arXiv preprint arXiv:2105.02983\, 2021.\n\n•Quoc-Hung Nguyen\, Matthew Rosenz weig\, and Sylvia Serfaty\, Mean-field limits of Riesz-type singular flows with possible multiplicative transport noise\, arXiv preprint arXiv:2107 .02592\, 2021.\n\n•Matthew Rosenzweig and Sylvia Serfaty\, Global-in-tim e mean-field convergence for singular Riesz-type diffusive flows. arXiv:21 08.09878\n\n•Sylvia Serfaty\, Mean field limit for Coulomb-type flows\, Duke Math. J.\, 169(15):2887--2935\, 10 2020\, Appendix with Mitia Duerinc kx.\n\n\n\n\n\nBrief biography: Professor Sylvia Serfaty is the Silver Pro fessor of Mathematics at the Courant Institute\, New York University. She earned her PhD from Université Paris-Sud. Her previous positions include appointments at Université Pierre et Marie Curie and the École Normale S upérieure de Cachan. A large part of her work has focused on the Ginzburg -Landau model of superconductivity and on understanding why and when vorti ces form triangular lattices. She has more recently turned her attention t o questions of statistical mechanics of systems with Coulomb-type repulsio n\, also arising in approximation theory and random matrices\, and which t urn out to be generalizations of the questions addressed for the behavior vortices in superconductors. She was a plenary speaker at the ICM Rio in 2 018\, and is the recipient of the EMS and Henri Poincaré prizes and of th e Mergier-Bourdeix prize of the French Academy of Sciences.\n LOCATION:https://researchseminars.org/talk/PDE/8/ END:VEVENT END:VCALENDAR