Hyponormal Operators Quasisimilar to an Isometry

DOI10.2307/1999905zbMath0582.47026OpenAlexW4254610303MaRDI QIDQ3704468

Pei Yuan Wu

Publication date: 1985

Full work available at URL: https://doi.org/10.2307/1999905

zbMATH Keywords

multiplicitycontractionisometryToeplitz operatorsubnormal operatorunilateral shiftcompletely nonunitarynormal and completely nonnormal partswhen two hyponormal contractions are quasisimilar to each other

Mathematics Subject Classification ID

Subnormal operators, hyponormal operators, etc. (47B20) Toeplitz operators, Hankel operators, Wiener-Hopf operators (47B35) Canonical models for contractions and nonselfadjoint linear operators (47A45)

Related Items (7)

(m, C)-Isometric Toeplitz operators with rational symbols ⋮ On similarity to normal operators ⋮ On characterising contractions with \(C_{10}\) pure part ⋮ On quasi-class \(\mathcal A\) contractions ⋮ Unnamed Item ⋮ On generalised Putnam-Fuglede theorems ⋮ The Jordan form of a bitriangular operator

Cites Work

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• Contraction Operators Quasisimilar to a Unilateral Shift
• The Structure of Quasinormal Operators and the Double Commutant Property
• On Quasisimilarity for Subnormal Operators, II
• Equality of Spectra of Quasi-Similar Hyponormal Operators
• Subnormal Operators Quasisimilar to an Isometry
• Vecteurs cycliques et quasi-affinités
• On Toeplitz Operators which are Contractions

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