The volume of the boundary of a Sobolev extension domain

Speaker: Zheng ZHU (University of Jyväskylä, Finland)

Time: Dec 6, 2021, 16:30-17:30

Location: Tencent Meeting ID 866-184-534, Passcode 66915

On the absence of all heterotic global anomalies

Speaker: Mayuko Yamashita (Kyoto University )

Time: Dec 6, 2021, 16:20-17:10

Location: Zoom ID 846 6434 3534

What can the Betti numbers of a smooth manifold be?

Speaker: Don Zagier (Max Planck Institute for Mathematics)

Time: Dec 6, 2021, 15:00-16:00

Location: SUSTech International Center for Mathematics

Concavity of principal eigenvalue for linear second order operators and its application in population dynamics

Speaker: Xiaoqing He (East China Normal University)

Time: Dec 3, 2021, 15:00-16:00

Location: Tencent Meeting ID 795628851

Optimal management of DB pension fund with the possibilities of both underfunded and overfunded cases

Speaker: Guohui Guan (Renmin University of China)

Time: Dec 2, 2021, 17:00-18:00

Location: Tencent Meeting ID 180 876 834

Singular metric and scalar curvature

Speaker: Man-Chun Lee (The Chinese University of Hong Kong)

Time: Dec 2, 2021, 15:00-16:00

Location: Tencent Meeting ID 411663053

Moral-hazard-free insurance

Speaker: Zuoquan Xu (The Hong Kong Polytechnic University)

Time: Dec 1, 2021, 15:00-16:00

Location: Tencent Meeting ID 969 113 895

Circuit Breakers and Financial Contagion

Speaker: Xudong Zeng (Shanghai University of Finance and Economics)

Time: Nov 25, 2021, 17:00-18:00

Location: Lecture Room 415, Block 3, Hui Yuan