Special Week on Operator Algebras 2023

Schedule & Abstracts

Monday, July 31st
8:00–9:00	Yasuhiko Sato	Non-simple rational dimension groups and rationally AF algebras
9:05–10:05	George Elliott（online）	The classification of non-classifiable simple C-algebras—a beginning*
10:05--10:30	Tea Break
10:30--11:30	Feng Xu	Rigorous results about entropies in QFT
11:30--14:00	Lunch
14:00--15:00	Jiawen Zhang	Ghostly ideals in uniform Roe algebras
15:00–15:25	Tea Break
15:25--16:25	Sihan Wei	Dimensions associated with surjective local homeomorphisms on compact metric spaces
Tuesday, August 1st
9:00–10:20	Mikael Rordam	Inclusions of C-algebras*
10:20--10:30	Tea Break
10:30--11:30	Hang Wang	Higher rho invariant and delocalized eta invariant at infinity
11:30--14:00	Lunch
14:00--15:00	Lin Shan	The lp-Coarse Geometric Novikov Conjecture and Non-positively Curved Spaces
15:00–15:25	Tea Break
15:25--16:25	Benyin Fu	The Higher Index Map for Metric Spaces with Proper Group Actions
Wednesday, August 2nd
8:00–9:00	Guoliang Yu	An index theory for manifolds with polyhedral boundary and Gromov's dihedral extremality and rigidity conjectures
9:05–10:05	Zhizhang Xie	Scalar curvature rigidity of warped product spaces
10:05--10:30	Tea Break
10:30--11:30	Dapeng Zhou	An equivariant relative index theorem
11:30--14:00	Lunch
14:00--15:00	Rufus Willett	Rigidity of Roe algebras
15:00–15:25	Tea Break
15:25--16:25	Joachim Zacharias（online）	Almost Elementary C-Dynamics and classifiability of crossed products*
Thursday, August 3rd
8:00–9:00	Piotr Nowak	Spectral gaps, higher Kazhdan projections and L^2-Betti numbers
9:05–10:05	Yijun Yao	On Winding Numbers
10:05--10:30	Tea Break
10:30--11:30	Zhuang Niu	The trace simplex of the transformation group C-algebras*
11:30--14:00	Lunch
14:00--15:00	Free Discussion
15:00–15:25	Tea Break
15:25--16:25	Free Discussion
Friday, August 4th
8:00–9:00	Liming Ge	2, √2 and beyond
9:05–10:05	Xin Li	Ample groupoids, topological full groups, algebraic K-theory spectra and infinite loop spaces
10:05--10:30	Tea Break
10:30--11:30	Qin Wang	Relative expander graphs and the coarse Baum-Connes conjecture
11:30--14:00	Lunch
14:00--15:00	Shirley Geffen	Simplicity of crossed products by FC-hypercentral groups
15:00–15:25	Tea Break
15:25--16:25	Jianguo Zhang	The K-theory for l^p uniform Roe algebras