Inner bounds for the spectrum of quasinormal operators

DOI10.1090/S0002-9939-03-06950-8zbMath1053.47018MaRDI QIDQ4425410

Michael I. Gil'

Publication date: 10 September 2003

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

zbMATH Keywords

Hilbert spacespectral radiusspectrumintegral operatorslinear operatorsfinite and infinite matrices

Mathematics Subject Classification ID

Subnormal operators, hyponormal operators, etc. (47B20) Perturbation theory of linear operators (47A55)

Related Items (1)

Spectrum and resolvent of a partial integral operator

Cites Work

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• A nonsingularity criterion for matrices
• Eigenvalue distribution of compact operators
• Invertibility conditions and bounds for spectra of matrix integral operators
• On invertibility and positive invertibility of matrices
• Invertibility and positive invertibility of integral operators in \(L^\infty\)

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