北航数学论坛报告--- 分析、偏微分方程与动力系统讨论班(2025秋季第4讲) Affine fractional Moser–Trudinger and Morrey inequalities via Besov polar projection bodies袁文教授(北京师范大学) 时间与地点:9月24日(周三)16:30-17:30(北京时间); 学院路校区老主楼211摘要: In this talk, we introduce a new concept of the Besov polar projection body. Using these, we establish some new affine fractional Mos...
Algebraic Riccati Tensor Equations with Applications in Multilinear Control Systems张国峰(香港理工大学) 报告时间:2025年9月16日星期二 14:30-15:30报告地点:沙河主楼E806报告摘要: In this talk, we study continuous-time Multilinear time invariant (MLTI) control systems, where inputs, states and outputs are all tensors endowed with the Einstein product. We define Hamiltonian tensors and symplec...
北航学术报告--- 分析、偏微分方程与动力系统讨论班(2025秋季第3讲)Logvinenko-Sereda sets and Carleson measures on compact manifolds王兴(湖南大学)时间:2025年09月17日(周三)上午9:00-10:00 地点:学院路老主楼105摘要: Marzo and Ortega-Cerd`a gave geometric characterizations for L^p-Logvinenko-Sereda sets on the standard sphere. Later, Ortega-Cerd`a and Pridhnani further investigated L^2-Logvinenko-...
北航学术报告---分析、偏微分方程与动力系统讨论班(2025秋季第2讲)Second-order regularity for elliptic systems involving the symmetric gradient Andrea Cianchi 教授(意大利佛罗伦萨大学) 报告时间:2025年9月11日 星期四 下午15:00-16:00报告地点:沙河国实E-806报告摘要:We deal with elliptic systems of p-Laplacian type depending on the symmetric gradient of solutions. The optimal Sobolev regularity of ...
北航数学论坛学术报告---暨北航大讲堂 Repellers of random walks Marcelo Viana 教授(巴西纯粹与应用数学研究所(IMPA))报告时间: 2025-09-11(星期四)下午16:00-17:30报告地点: 沙河校区国实E803内容简介:In a recent joint paper with Artur Avila and Alex Eskin, we prove that the Lyapunov exponents of compactly supported random products of matrices vary continuously with the underlying probability d...
北航数学论坛学术报告--- 分析、偏微分方程与动力系统讨论班(2025春季第21讲)Ball Banach Function Spaces Meet BBM, BVY, and BSVY Formulae杨大春(北京师范大学)时间:2025年07月12日 下午16:00-17:00 地点:沙河主楼 E806摘要:The concept of ball quasi-Banach function (BQBF) spaces was introduced in 2017 by Y. Sawano, K.-P. Ho, D. Yang, and S. Yang. It is well known that some well-known function spaces, s...