Recurrence and transience of optimal diffusions for ergodic type viscous Hamilton-Jacobi equations with inward drift, Stochastic optimal transport and related topics 2025, Tsuda University (2025/01/12)

Recurrence and transience of optimal diffusions for ergodic type viscous Hamilton-Jacobi equations with inward drift, Homogenization in PDE and Stochastic Processes, The University of Tokyo (2024/08/21)

The vanishing discount limit for infinite horizon finite state Markov decision processes with constraint, The eleventh meeting on Probability and PDE, Tsuda University (2023/08/29)

Optimal trajectories for stochastic calculus of variations with inward drift and the generalized principal eigenvalue of HJB equations, Tokyo probability seminar, KeioUniversity (2022/11/14)

Ergodicity of optimal feedback diffusions for stochastic ergodic control problems with inward drift, The 53rd ISCIE International Symposium on Stochastic Systems Theory and Its Applications (SSS '21), Ritsumeikan University (2021/10/31)

Generalized principal eigenvalues for viscous Hamilton-Jacobi equations with bounded inward drift, Applied Analysis Seminar, Waseda University (2020/11/28)

Phase transitions arising in stochastic ergodic control with bounded inward drift, MSJ meeting 2020, Kumamoto University (2020/09/22) 

Convergence of value functions for finite horizon Markov decision processes with boundary conditions, MSJ meeting 2020, Nihon University (2020/03/17) 

Sharp estimates of the generalized principal eigenvalue for superlinear viscous Hamilton-Jacobi equations with inward drift, Osaka Probability Seminar, Osaka University (2020/01/14) 

Sharp estimates of the generalized principal eigenvalue for superlinear viscous Hamilton-Jacobi equations with inward drift, MSJ meeting 2019, Kanazawa University (2019/09/18) 

Ergodic problems for viscous Hamilton-Jacobi equations with inward drift, Conference on PDEs, Dynamical Systems and Probability, Tsuda University (2019/02/22)

Ergodic problems for viscous Hamilton-Jacobi equations with inward drift, International Conference ''Viscosity Solutions and Related Topics'', Tohoku University (2018/11/22)

Ergodic problems for viscous Hamilton-Jacobi equations with inward drift, Workshop on ''Stochastic partial differential equations and related topics'', Shinshu University (2018/07/26)

Ergodic problems for viscous Hamilton-Jacobi equations with inward drift, The tenth meeting on Probability and PDE, Tsuda University (2018/07/19)

Ergodic problems for viscous Hamilton-Jacobi equations with inward drift, Niigata Probability Workshop, Niigata University (2018/03/17) 

Ergodic problems for viscous Hamilton-Jacobi equations with inward drift, Markov Processes and Related Fields, Fukuoka University (2018/03/07) 

Qualitative properties of generalized principal eigenvalues for viscous Hamilton-Jacobi equations, Nonlinear PDE for Future Applications --Optimal Control and PDE--, Tohoku University (2017/07/18)

Stochastic optimal control and partial differential equations, Colloquium of Department of Mathematics, Tohoku University (2017/07/05)

Criticality theory for stochastic optimal control, Okayama-Hiroshima Analysis Probability Seminar 2017, Okayama University (2017/02/21)

Generalized principal eigenvalues for superquadratic viscous Hamilton-Jacobi equations, 2016 Workshop on Stochastic Control and Financial Applications, Hong Kong Polytechnic University, Hong Kong (2016/08/16)

The generalized principal eigenvalue for viscous Hamilton-Jacobi equations with superquadratic Hamiltonians, Asymptotic problems for partial differential equations and viscosity solutions, RIMS, Kyoto University (2015/12/03)

The generalized principal eigenvalue for viscous Hamilton-Jacobi equations and stochastic optimal control, Colloquium of Department of Mathematics, Kyoto University (2015/10/14)

Phase transitions arising in some stochastic optimal control problems, Tokyo probability seminar, The University of Tokyo (2015/05/11)

Phase transitions arising in some stochastic optimal control problems, Viscosity solutions and related topics, Waseda University (2015/03/27)

Criticality of HJB equations and stochastic ergodic control, Seminaire d'Analyse, Universite de Tours, Tours, France (2015/02/26)

Phase transitions for controlled Markov chains on infinite graphs, Symposium on probability theory 2014, RIMS, Kyoto University (2014/12/17)

Phase transitions for controlled Markov chains on infinite graphs, The ninth meeting on probability and PDE, Tsuda College (2014/11/14) 

Phase transitions in stochastic optimal control, Stochastic problems associated with partial differential equations, RIMS, Kyoto University (2014/09/17) 

Phase transitions for controlled Markov chains on infinite graphs, Probability Seminar, Institute of Mathematics, Academia Sinica, Taiwan (2014/08/26)

The generalized principal eigenvalue for Hamilton-Jacobi-Bellman equations of ergodic type, Stochastic Processes and Mathematical Finance, Kansai University (2014/02/24)

Criticality theory for Hamilton-Jacobi-Bellman equations, KatarouSuurikaiseki, Hiroshima University (2014/02/18)

The generalized principal eigenvalue for ergodic type HJB equations, MSJ meeting 2013, Ehime University (2013/09/24)

The generalized principal eigenvalue for Hamilton-Jacobi-Bellman equations of ergodic type, Probability Seminar, Institute of Mathematics, Academia Sinica, Taiwan (2013/09/02) 

The generalized principal eigenvalue for Hamilton-Jacobi-Bellman equations of ergodic type, Kumamoto Applied Analysis Seminar, Kumamoto University (2013/07/27) 

Criticality of viscous Hamilton-Jacobi equations and stochastic ergodic control, Differential Equations and Applications seminar, University of Padova, Padova, Italy (2013/06/20)

On the criticality of viscous Hamilton-Jacobi equations, MSJ meeting 2013, Kyoto University (2013/03/22)

Asymptotic problems for viscous Hamilton-Jacobi equations and stochastic control, MSJ meeting 2013, Kyoto University (2013/03/20)

Criticality of viscous Hamilton-Jacobi equations and stochastic ergodic control, PDE seminar, Brown University, Providence, USA (2013/03/08)

Criticality of ergodic type HJB equations and stochastic ergodic control, Workshop on Finance Stochastics and Asymptotic Analysis, Osaka University (2013/02/11)

On the criticality of viscous Hamilton-Jacobi equations, Matsuyama analysis seminar, Ehime University (2013/02/09)

On the criticality of viscous Hamilton-Jacobi equations, Fukae workshop on differential equations 2013, Kobe University (2013/01/25)

A variational formula for asymptotic solutions of viscous Hamilton-Jacobi equations, FMSP Tutorial Workshop "Weak KAM Theory and Related Topics", The University of Tokyo (2013/01/15)

Criticality of ergodic type Hamilton-Jacobi-Bellman equations and stochastic ergodic control, Markov processes and Stochastic Analysis, Kyoto University (2013/01/13)

Criticality of ergodic type HJB equations and stochastic ergodic control, Symposium on probability theory 2012, RIMS, Kyoto University (2012/12/19)

Criticality of ergodic type HJB equations and stochastic ergodic control, Probability seminar, Tohoku University (2012/11/30)

Criticality of Hamilton-Jacobi-Bellman equations and stochastic ergodic control, MSJ meeting 2012, Kyushu University (2012/09/18)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Kyusyu functional equations seminar, Fukuoka University (2012/06/29)

Long time asymptotic problems for stochastic optimal control and related variational problems, Progress in Variational Problems, RIMS, Kyoto University (2012/06/12)

Large time asymptotic problems for stochastic control with superlinear cost and associated partial differential equations, Analysis seminar, Tohoku University (2012/05/11)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Probability seminar, National Central University, Taiwan (2012/03/21)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Probability seminar, National ChiaoTung University, Taiwan (2012/03/19)

Large time asymptotic problems for stochastic optimal control, Mathematical physics and Stochastic analysis, Shonan village center, Kanagawa (2012/03/14)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, CREST and 4th Ritsumeikan-Florence Workshop on Risk, Simulation and Related Topics, Ritsumeikan Asia Pacific University (2012/03/08)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, 13th Workshop on Nonlinear Partial Differential Equations, Waseda University (2012/03/05)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2012/02/21)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Analysis seminar, Kobe university (2012/02/09)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Dynamical Optimization in PDE and Geometry, Universite Bordeaux 1, Bordeaux, France (2011/12/19)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with superlinear nonlinearity in gradients, Osaka probability seminar, Osaka University (2011/10/18)

Large time asymptotic problems for viscous Hamilton-Jacobi equations, MSJ meeting 2011, Shinshu University (2011/09/29)

Large time asymptotic problems for some optimal stochastic control and associated partial differential equations, Hiroshima Applied Analysis seminar (16th), Hiroshima Univeristy (2011/08/31)

Large time asymptotic problems for optimal stochastic control with superlinear cost, Kyusyu probability seminar, Kyusyu Univeristy (2011/07/08)

Large time asymptotic problems for some stochastic control, Tokyo probability seminar, Tokyo Institute of Technology (2011/06/06)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with quadratic nonlinearity in gradients, Journee a Tours, Universite de Tours, Tours, France (2011/03/02)

On the large time behavior of solutions of Hamilton-Jacobi-Bellman equations, Okayama Probability and Analysis seminar, Okayama University (2011/02/18)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with quadratic nonlinearity in gradients, Probability seminar, National ChiaoTung University, Taiwan (2010/11/25)

Optimal control theory and partial differential equations, Colloquium at Department of Mathematics, National Central University, Taiwan (2010/10/21)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with quadratic nonlinearity in gradients, Probability seminar, Institute of Mathematics, Academia Sinica, Taiwan (2010/09/27)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with quadratic nonlinearity in gradients, SPA 2010 Osaka, Senri Life Science Center, Osaka (2010/09/06)

Probability theory and nonlinear partial differential equations, Probability YSS 2010, Grampus inn Shirahama, Wakayama (2010/08/18)

Large time behavior of solutions of Hamilton-Jacobi-Bellman equations with quadratic nonlinearity in gradients, Symposium "Viscosity methods and nonlinear PDE", Hokkaido University (2010/07/23)

On the large time behavior of solutions of Hamilton-Jacobi-Bellman equations, MSJ meeting 2010, Keio University (2010/03/25)

Viscous Hamilton-Jacobi equations and associated diffusion processes, Seminaire d'analyse numeruque, Universite de Rennes 1, Rennes, France (2010/02/18)

Viscous Hamilton-Jacobi equations and associated diffusion processes, Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2010/02/16)

On the ergodic problem for viscous Hamilton-Jacobi equations, Fukae Workshop on Differential Equations, Kobe University (2010/01/22)

On the ergodic problem for viscous Hamilton-Jacobi equations, Stochastic Problems and Nonlinear PDEs, Kyoto University (2009/11/30)

Recurrence and transience of diffusion processes associated with Bellman equations of ergodic type, One day seminar "Finance, Stochastics and Asymptotic analysis", Osaka University (2009/11/28)

Recurrence and transience of diffusion processes associated with nonlinear differential equations, Probability seminar, National ChiaoTung University, Taiwan (2009/11/11)

Recurrence and transience of optimal feedback processes associated with Bellman equations of ergodic type, Probability seminar, Institute of Mathematics, Academia Sinica (2009/11/02)

On the recurrence of diffusion processes associated with viscous Hamilton-Jacobi equations, Kansai probability seminar, Kyoto University (2009/10/16)

On the recurrence of diffusion processes associated with viscous Hamilton-Jacobi equations, Markov processes and stochastic analysis, Okayama University (2009/10/10)

On the ergodic problem for viscous Hamilton-Jacobi equations, MSJ meeting 2009, Osaka University (2009/09/25)

Long-time behavior of solutions of Hamilton-Jacobi equations, Probability seminar, Institute of Mathematics, Academia Sinica (2009/03/16)

Long-time behavior of solutions of Hamilton-Jacobi equations, Analysis seminar, Saitama University (2009/02/24)

Long-time behavior of solutions of Hamilton-Jacobi equations with convex and coercive Hamiltonians, HMA seminar, Hiroshima University (2008/11/14)

Stochastic control and homogenization, Information and mathematical science seminar, Hiroshima University (2008/10/08)

Long-time behavior of solutions of Hamilton-Jacobi equations with convex and coercive Hamiltonians, Hiroshima applied analysis seminar, Hiroshima University (2008/09/03)

Long-time behavior of solutions of Hamilton-Jacobi equations with convex and coercive Hamiltonians, Viscosity Solutions of Differential Equations and Related Topics, RIMS, Kyoto University (2008/06/27)

Homogenization of partial differential equations and the probability theory, Nagoya probability seminar, Nagoya University (2008/06/16)

On the long-time behavior of viscosity solutions to Hamilton-Jacobi equations II, MSJ annual meeting 2008, Kinki University (2008/03/26)

On the long-time behavior of viscosity solutions to Hamilton-Jacobi equations I, MSJ annual meeting 2008, Kinki University (2008/03/26)

On the long-time behavior of viscosity solutions to Hamilton-Jacobi equations, Mini-workshop "KAM theory and viscosity solution", Fukuoka University (2008/03/19)

Long-time asymptotic problems for Hamilton-Jacobi Equations, Seminaire d'Analyse, Universite de Tours, Tours, France (2008/03/13)

On the long-time behavior of viscosity solutions to Hamilton-Jacobi equations, 8th Matsuyama analysis seminar, Ehime University (2008/02/12)

On the long-time behavior of viscosity solutions to Hamilton-Jacobi equations, Studies on differential equations, Tokyo University (2007/12/14)

A dynamical approach to asymptotic solutions of Hamilton-Jacobi equations, PDE seminar, Hokkaido University (2007/11/05)

Asymptotic solutions of Hamilton-Jacobi equations with semi-periodic Hamiltonians, MSJ meeting 2007, Tohoku University (2007/09/21)

Periodic homogenization of Hamilton-Jacobi-Bellman equations, 11th International Symposium on Continuum Models and Discrete Systems, Ecole Nationale Superieure des Mines de Paris, Paris, France (2007/07/31)

On the long-time behavior of solutions of Hamilton-Jacobi equations, Hiroshima probability seminar, Hiroshima University (2007/06/19)

A dynamical approach to asymptotic solutions of Hamilton-Jacobi equations, International Conference for the 25th Anniversary of Viscosity Solution, The University of Tokyo (2007/06/04)

Asymptotic solutions of Hamilton-Jacobi equations and related topics, Todai probability seminar, Tokyo University (2007/01/17)

A probabilistic approach to homogenization of nonlinear second order equations, Singularities arising in nonlinear problems (SNP2006), Kansai Seminar House, Kyoto (2006/12/04)

Recent results on asymptotic solutions of Hamilton-Jacobi equations, Asymptotic problems on partial differential equations and the theory of viscosity solution, Toyama University (2006/12/01)

Asymptotic solutions of Hamilton-Jacobi equations with non-periodic perturbations, Mathematical Models of Phenomena and Evolution Equations, RIMS, Kyoto University (2006/10/18)

A probabilistic approach to homogenization of Hamilton-Jacobi-Bellman equations, Probability seminar, Institute of mathematics, Academia Sinica, Taiwan (2006/09/25)

Asymptotic solutions of Hamilton-Jacobi equations with non-periodic perturbations, Probability seminar, Institute of mathematics, Academia Sinica, Taiwan (2006/09/18)

Asymptotic solutions of Hamilton-Jacobi equations with non-periodic perturbations, Stochatic Equations and Related Topics, University of Jena, Jena, Germany (2006/07/28)

Asymptotic solutions of Hamilton-Jacobi equations with non-periodic perturbations, Nonlinear Partial Differential Equations and Applications, Cortona, Italy (2006/06/23)

Asymptotic solutions of a class of Hamilton-Jacobi equations, Viscosity Solution Theory of Differential Equations and its Developments, RIMS, Kyoto University (2006/06/01)

The long-time behavior of solutions of Hamilton-Jacobi equations and Aubry-Mather theory, Todai probability seminar, The University of Tokyo (2006/01/25)

A stochastic representation for fully nonlinear PDEs and its application to homogenization, Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2005/11/15)

Homogenization of nonlinear PDEs and backward SDEs, Analysis seminar, Saitama University (2005/10/07)

Homogenization of nonlinear PDEs and backward SDEs (2), Analysis seminar, Waseda University (2005/09/29)

Homogenization of nonlinear PDEs and backward SDEs (1), Analysis seminar, Waseda University (2005/09/14)

Stochastic representation for fully nonlinear PDEs and application to homogenization, Probability and PDE, Hokkaido University (2005/08/31)

Homogenization of fully nonlinear PDEs and backward SDEs, Viscosity Solution Theory of Differential Equations and its Developments, RIMS, Kyoto University (2005/06/29)

Stochastic representation for fully nonlinear PDEs and application to homogenization, Osaka Probability Seminar, Osaka University (2005/05/17)

Limit theorem for controlled backward SDEs and homogenizations of Hamilton-Jacobi-Bellman equations, Osaka Probability Seminar, Osaka University (2004/10/26)

Limit theorem for controlled backward SDEs and homogenizations of Hamilton-Jacobi-Bellman equations, Tokyo Probability Seminar, Tokyo Institute of Technology (2004/10/18)

BSDE approach and homogenization, Evolution Equations for Deterministic and Stochastic Systems, TU Delft, Delft, Netherlands (2004/06/01)

Limit theorem for controlled backward SDEs and homogenizations of Hamilton-Jacobi-Bellman equations, Seminaire de probabilites, Universite Rennes 1, Rennes, France (2004/05/10)

Limit theorem for controlled backward SDEs and homogenizations of Hamilton-Jacobi-Bellman equations, Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2004/04/20)

Homogeneisation d'EDPS du type Zakai (4), Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2003/11/25)

Homogeneisation d'EDPS du type Zakai (3), Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2003/10/28)

Homogeneisation d'EDPS du type Zakai (2), Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2003/10/21)

Homogeneisation d'EDPS du type Zakai (1), Seminaire d'analyse appliquee, Universite de Bretagne Occidentale, Brest, France (2003/10/14)

On homogenization for a class of SPDEs, Tokyo Probability Seminar, Tokyo Institute of Technology (2003/06/16)