The essential spectra of operators quasisimilar to subnormal operators

zbMath0803.47028MaRDI QIDQ1206086

Zikun Yan, Chen Lin

Publication date: 1 April 1993

Published in: Chinese Science Bulletin (Search for Journal in Brave)

zbMATH Keywords

hyponormal operatorsubnormal operatortwo quasisimilar subnormal operators have equal essential spectra

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Subnormal operators, hyponormal operators, etc. (47B20) Structure theory of linear operators (47A65)

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