An index theory for manifolds with polyhedral boundary and Gromovs dihedral extremality and rigidity conjectures

Guoliang Yu  (Texas A&M University)

8:00-9:00,August 2,2023   ĸ¥ (Wenfu Building) 219




Abstract:

In this talk, I will give an introduction to an index theorem for manifolds with polyhedral boundary and explain how to use this index theorem to prove Gromovs dihedral extremality conjecture on scalar curvature (joint work with Jinmin Wang and Zhizhang Xie).

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