On the spectrum of hyponormal operators

DOI10.1007/BF01199306zbMath0652.46012MaRDI QIDQ1107060

Shaokuan Li

Publication date: 1988

Published in: Integral Equations and Operator Theory (Search for Journal in Brave)

zbMATH Keywords

doubly commuting n-tuples of hyponormal operatorsunbounded hyponormal operators with bounded imaginary part

Mathematics Subject Classification ID

Geometry and structure of normed linear spaces (46B20) Spectrum, resolvent (47A10)

Cites Work

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• A joint spectrum for several commuting operators
• The analytic-functional calculus for several commuting operators
• On the joint spectra of doubly commuting n-tuples of semi-normal operators
• Some classes of commuting n-tuples of operators
• On the Spectra of Unbounded Subnormal Operators
• Fredholm and Invertible n-Tuples of Operators. The Deformation Problem
• Identity of Taylor's joint spectrum and Dash's joint spectrum
• Approximate Proper Vectors
• The Joint Spectrum of Commuting Nonnormal Operators
• The Spectra of Unbounded Hyponormal Operators

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