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19th International Conference on Operator Theory
June 27 - July 2, 2002
Institute of Mathematics of the Romanian Academy and the Faculty of Mathematics of the West University of Timisoara
Timisoara, Romania

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Compact perturbations of isometries
by
Ioana Codruta Serban
Universite Claude Bernard Lyon 1

Some characterizations are given for contractions and isometries that are finite rank or compact perturbations of an arbitrary isometry in a Hilbert space. These caracterizations generalize similar results of Y. Nakamura for rank-one perturbations.

Date received: May 28, 2002

Copyright © 2002 by the author(s). The author(s) of this document and the organizers of the conference have granted their consent to include this abstract in Atlas Conferences Inc. Document # caiz-26.