On the spectrum of a hyponormal operator

DOI10.2748/tmj/1178243551zbMath0141.32203OpenAlexW2040594570MaRDI QIDQ2522596

Takashi Yoshino

Publication date: 1967

Published in: Tôhoku Mathematical Journal. Second Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2748/tmj/1178243551

zbMATH Keywords

functional analysis

Related Items

On some theorems of Berberian and Sheth, On some examples of non-normal operators, On normal approximate spectrum, III, On a class of operators, Spectral resolution of a hyponormal operator with the spectrum on a curve, On a problem of Bonsall, An inequality for the area of hyponormal spectra

Cites Work

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• On the numerical range of a bounded operator
• Hyponormal operators
• On a conjecture of Berberian
• On the Spectrum of a Contraction
• On a Class of Operators