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Finite-dimensional Hilbert C*-modules

Ljiljana Arambašić

Sažetak

In this paper we obtain a characterization of finite-dimensional Hilbert C*-modules. It is known that those are the modules for which both underlying C*-algebras are finite-dimensional. We show that such modules can be described by a certain property of bounded sequences of their elements. It turns out that similar property leads to another characterization of Hilbert C*-modules over C*-algebras of compact operators.

Ključne riječi

C*-algebraHilbert C*-module(weakly) compact operatorsfinite-dimensional C*-algebrafinite-dimensional C*-module