Criteria for the properties \((\omega)\) and \((W_E)\) under perturbations

DOI10.36045/J.BBMS.240307MaRDI QIDQ6652816

Gaohuizi Feng, Pentong Li

Publication date: 13 December 2024

Published in: Bulletin of the Belgian Mathematical Society - Simon Stevin (Search for Journal in Brave)

zbMATH Keywords

compact perturbationsfunctions of operatorsproperty \((\omega)\)property \((W_E)\)

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) (Semi-) Fredholm operators; index theories (47A53)

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