北航微分几何讨论班(2021春第1讲) 题目:Mixed curvature and the positivity of canonical bundle报告人:李 畅 (中科院)报告时间:2021年3月12日 9:30-10:30地点:沙河校区主楼E座E-404 摘要:There has been great interest in studying the connection between the curvature and properties of the manifold. In this talk, we first introduce sevaral curvature notions for Kahler manifolds. Then we will discuss...
数学学院学术报告报告题目: Stability of geometric inequalities报告人:张翼 (中科院数学所)时间:2021年1月13日16:00-17:00 (周三下午)地点:腾讯会议——会议 ID:682 719 961摘要:The speaker introduces his joint work with A.Figalli and N. Fusco, respectively, on the stability of geometric inequalities, such as Sobolev inequalities.报告人简介:张翼,现任中科院数学所副研究员,研究方向为复分析和PDE...
北航数学科学学院学术报告及偏微分方程讨论班 题目: 3D incompressible MHD system with mixed partial dissipation and magnetic diffusion near an equilibrium报告人:吴家宏 教授 (美国俄克拉荷马州立大学)报告时间:2021年1月15日上午9:00-10:00(北京时间)Join Zoom Meetinghttps://zoom.us/j/98954893005?pwd=Z0RPcEN6M01EdWZzQ1puWlpMdG5PZz09Meeting ID: 989 5489 3005 Passcode: 572404摘要: This talk presents th...
数学科学学院学术报告 Stabilized Barzilai-Borwein Method黄娜 副教授中国农业大学报告时间:2021年1月12日(周二)15:00-16:00腾讯会议ID:913 560 385 报告摘要:In this talk, a stabilization technique is introduced. It consists in bounding the distance between each pair of successive iterates, which often allows for decreasing the number of BB iterations. When the BB method does not converge, our sim...
北航数学科学学院学术报告及偏微分方程讨论班 题目: Sharp decay estimates for Oldroyd-B model with only fractional stress tensor diffusion报告人:许孝精 教授 (北京师范大学)报告时间:2021年1月8日上午10:00-11:00 (北京时间)腾讯会议ID:224 228 788 密码:210108摘要: Precise large-time behavior of physical quantities plays a crucial role in understanding many physical phenomena. For partial differenti...
基础数学系学术报告 报告题目: Decay estimates of oscillatory integrals and oscillatory integral operators报告人:石坐顺华 (中南大学)时间:2021年1月4日 (周一上午) 10:00-11:00地点:腾讯会议——会议 ID:387 264 892摘要:In this talk, we will review some of recent results on sharp estimates for oscillatory integrals and oscillatory integral operators. 报告人简介:石坐顺华,中南大学副教授,研究...