学术报告
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A Refined Estimate of the Analyticity Radius for 3D Navier-Stokes Equations题目:A Refined Estimate of the Analyticity Radius for 3D Navier-Stokes Equations报告人:张平 院士(中国科学院数学与系统科学研究院)地点:致远楼108室时间:2026年5月16日 星期六 16:00-17:50Abstract:We study the three dimensional incompressible Navier-Stokes equations with general Sobolev initial data in for and. We develop a new framework which allows us to prove that locally in time the analy...张平 院士(中国科学院数学与系统科学研究院)致远楼108室2026年5月16日 星期六 16:00-17:50
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Volume Estimates for Poincare-Einstein Manifolds and Its Applications题目:Volume Estimates for Poincare-Einstein Manifolds and Its Applications报告人:王芳 教授(上海交通大学)地点:致远楼103室时间:2026年5月15日 星期五 14:00-15:00Abstract:In this talk, I will introduce some lower bounds for the volume of geodesic balls in Poincare-Einstein manifolds, using the fractional Yamabe constants on the conformal infinity. As applications, this first implies the rig...王芳 教授(上海交通大学)致远楼103室2026年5月15日 星期五 14:00-15:00
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A Proof of Riemannian Positive Mass Theorem up to Dimension 19题目:A Proof of Riemannian Positive Mass Theorem up to Dimension 19报告人:朱锦天 特聘研究员(西湖大学)地点:致远楼103室时间:2026年5月15日 星期五 09:30-10:30Abstract:In this talk, I will explain our idea to establish positive mass theorem (PMT) up to dimension 19, which was later developed by Brendle and Wang to show PMT in all dimensions. This is a joint work with Yuchen Bi, Tianze Hao, ...朱锦天 特聘研究员(西湖大学)致远楼103室2026年5月15日 星期五 09:30-10:30
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Selected Results on Two-Dimensional Turbulent Flow Dynamics题目:Selected Results on Two-Dimensional Turbulent Flow Dynamics报告人:Prof. Patrick Fischer(University of Bordeaux)地点:致远楼108室时间:2026年5月6日 星期三 11:00-12:00Abstract:Two-dimensional turbulent flows provide a fundamental model to understand key turbulence mechanisms found in natural and industrial systems. In this seminar, I will present a series of studies conducted over the...Prof. Patrick Fischer(University of Bordeaux)致远楼108室2026年5月6日 星期三 11:00-12:00
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Front Propagation in a Transport Model with a Nonlocal Nonlinear Condition at...题目:Front Propagation in a Transport Model with a Nonlocal Nonlinear Condition at the Boundary报告人:Prof. Jean-Michel Roquejoffre(Toulouse III - Paul Sabatier University)地点:致远楼108室时间:2026年5月6日 10:00-11:00Abstract:The model under study is a linear transport equation in the upper half plane, together with a nonlinear and nonlocal Dirichlet condition that couples the values o...Prof. Jean-Michel Roquejoffre(Toulouse III - Paul Sabatier University)致远楼108室2026年5月6日 10:00-11:00
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Dynamic Sharpe Ratio Optimization题目:Dynamic Sharpe Ratio Optimization报告人:Prof. Harry Zheng(Imperial College London)地点:致远楼103室时间:2026年4月22日 星期三 15:00-16:00Abstract:We study a dynamic Sharpe ratio optimization problem in the presence of unhedgeable background risk. We derive the time-consistent HJB equation and characterize the corresponding equilibrium strategy. For two economically relevant special ...Prof. Harry Zheng(Imperial College London)致远楼103室2026年4月22日 星期三 15:00-16:00
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Limiting Behavior of Thomas-Fermi-Dirac-von Weizsacker Theory题目:Limiting Behavior of Thomas-Fermi-Dirac-von Weizsacker Theory报告人:郭玉劲 教授(华中师范大学)地点:致远楼103室时间:2026年4月10日 14:30-15:30Abstract:In this talk, we discuss ground states of Thomas-Fermi-Dirac-von Weizsacker theory with the Coulomb potential. We focus on the uniqueness and multiplicity of ground states in the large exchange energy limit. This is joint work with Bin...郭玉劲 教授(华中师范大学)致远楼103室2026年4月10日 14:30-15:30
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Inference-Time Alignment for Diffusion Models via Variationally Stable Doob's...题目:Inference-Time Alignment for Diffusion Models via Variationally Stable Doob's Matching报告人: 焦雨领 教授 (武汉大学)地点: 致远楼101室时间:2026年4月9日 15:00-16:00摘要:Inference-time alignment for diffusion models aims to adapt a pre-trained diffusion model toward a target distribution without retraining the base score network, thereby preserving the generative capacity of the base...焦雨领 教授 (武汉大学)致远楼101室2026年4月9日 15:00-16:00

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