Research Center for Operator Algebras, East China Normal University

成人电影

On a C*-algebra of matrix-bounded operators

Vladimir Manuilov  (Moscow State University)

10:00-11:00, May 10, 2019   Science Building A510




Abstract:

We discuss the C*-algebra generated by bounded operators with matrices (with respect to a fixed basis) such that each row and each column has not more than a fixed number of non-zero elements. This C*-algebra in some aspects behaves like the algebra of all bounded operators (e.g. satisfies the Kuiper theorem), but is not a von Neumann algebra and has more ideals. It can be obtained as the direct limit of the uniform Roe algebras of bounded geometry metrics on N. We also discuss an application of this C*-algebra to infinite graph theory.

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