On \((m, P)\)-expansive operators: products, perturbation by nilpotents, Drazin invertibility
DOI10.1515/conop-2020-0120OpenAlexW3214023166MaRDI QIDQ2246893
Publication date: 16 November 2021
Published in: Concrete Operators (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1515/conop-2020-0120
product of operatorsDrazin invertible operatorsleft/right multiplication operatorperturbation by nilpotents\((m, P)\)-expansive operators\(m\)-left invertible/\(m\)-isometric operatorsHilbert/Banach space
Perturbation theory of linear operators (47A55) Commutators, derivations, elementary operators, etc. (47B47) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05) Local spectral properties of linear operators (47A11)
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