Basis properties of the system of root vectors for weak perturbations of a normal operator

zbMath0873.47011MaRDI QIDQ1892804

L. S. Dzhanlatyan

Publication date: 26 June 1995

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

zbMATH Keywords

basis propertiessystem of root vectorsweak perturbations of a normal operator

Mathematics Subject Classification ID

Hermitian and normal operators (spectral measures, functional calculus, etc.) (47B15) Summability and bases; functional analytic aspects of frames in Banach and Hilbert spaces (46B15)

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