SUN-YUNG ALICE CHANG, Princeton University Q-CURVATURE: ANALYTIC AND GEOMETRIC ASPECTS Monday, October 04 2010, at 16:30 Università di Milano, Dipartimento di Matematica, Via Saldini | |
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PAVEL KREJCI, Institute of Mathematics, Academy of Sciences of the Czech Republic REMARKS ON $L^1$ REGULARITY OF GRADIENT FLOWS Monday, September 27 2010, at 17:00 Dipartimento di Matematica, Università di Milano, Via Saldini |
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ALEXANDER KUZNETSOV, Steklov Mathematical Institute, Moscow DERIVED CATEGORIES AND BIRATIONAL INVARIANTS
Monday, September 13 2010, at 17:00 Università di Milano, Dipartimento di Matematica, Via Saldini, Sala di Rappresentanza |
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MICHAEL SHAPIRO, Instituto Politecnico Nacional (Mexico City) HYPERCOMPLEX ANALYSIS AS A UNIFYING THEORY: ON SOME BASIC IDEAS. Monday, September 06 2010, at 17:00 Sala del Consiglio, 7o piano, Dipartimento di Matematica, Politecnico di Milano. |
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GAVRIL FARKAS, Humboldt Universitaet Berlin THE BIRATIONAL GEOMETRY OF MODULI SPACES OF SPIN CURVES Monday, June 14 2010, at 15:30 Università di Milano, Dipartimento di Matematica, Via Saldini, Sala di Rappresentanza |
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JEAN-MICHEL CORON, Université Pierre et Marie Curie - Paris 6 CONTROL OF PARTIAL DIFFERENTIAL EQUATIONS AND NONLINEARITY Tuesday, June 08 2010, at 16:30 Università di Milano, Dipartimento di Matematica, Via Saldini 50 |
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Abstract
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A control system is a dynamical system on which one can act by using ``controls'. A control system is controllable if, for every pair of states, one can steer the control system from the first state to the second one. We survey in this talk some methods to check if a control system is controllable, specially if the control is modelled by partial differential equations and in the case where the nonlinearity plays a crucial role. Applications are presented to control systems in fluid dynamics.
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