Vol. 194, No. 1, 2000

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Equivalence up to a rank one perturbation

Alexei G. Poltoratski

Vol. 194 (2000), No. 1, 175–188
Abstract

We prove that any two unitary operators with simple singular spectrum which contains the whole circle are unitarily equivalent up to a rank one operator.

Milestones
Received: 24 November 1997
Published: 1 May 2000
Authors
Alexei G. Poltoratski
Department of Mathematics
Texas A&M University
College Station, TX 77843