Dirac operator and positive scalar curvature

• 主讲人：Guoliang Yu (Texas A&M University)
• 举办方： Beijing-Saint Petersburg Mathematics Colloquium
• 时间： 2022-12-01 21:00 - 2022-12-01 22:00
• 地点： online

Recording: https://disk.pku.edu.cn:443/link/73D7769DE421B64D45229413FADDE205
Valid Until: 2026-12-31 23:59

 

Abstract: In this talk, I will discuss an index theorem for Dirac operators on manifolds with corners and its application to Gromov's dihedral rigidity conjecture on scalar curvature. I will make this talk accessible to non-experts. This is joint work with Jinmin Wang and Zhizhang Xie.

 

Bio: Guoliang Yu is the Powell Chair in Mathematics and University Distinguished Professor at Texas A&M University. He was an invited speaker at the ICM 2006 in Madrid. He is a Fellow of the American Mathematical Society and also a Simons Fellow in Mathematics. His research interests include large-scale geometry, K-theory, index theory, manifold topology and geometry, and operator algebras.