The essential selfcommutator of a subnormal operator

DOI10.1090/S0002-9939-97-03698-8zbMath0861.47013OpenAlexW1708126324MaRDI QIDQ5690939

Nathan S. Feldman, John B. Conway

Publication date: 9 January 1997

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

Full work available at URL: https://doi.org/10.1090/s0002-9939-97-03698-8

zbMATH Keywords

essential normsubnormal operatorhyponormal operatorsselfcommutatorinequality of Axler and Shapiro

Mathematics Subject Classification ID

Subnormal operators, hyponormal operators, etc. (47B20) Approximation in the complex plane (30E10)

Related Items (3)

Subnormal operators with compact selfcommutator ⋮ Continuity of the Sacker–Sell spectrum on the half line ⋮ Xia's analytic model of a subnormal operator and its applications

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