Characterization of B-Fredholm quotient operator with application to strict quasi-normal contractions

DOI10.1007/s41980-021-00626-3OpenAlexW3196881429MaRDI QIDQ2079791

Nedra Moalla, Monia Boudhief

Publication date: 30 September 2022

Published in: Bulletin of the Iranian Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s41980-021-00626-3

zbMATH Keywords

Hilbert spaceoperator pencilB-Fredholm operatorquotient operatorB-Fredholm spectraquasi-normal contraction

Mathematics Subject Classification ID

Operators on Hilbert spaces (general) (47B02)

Cites Work

• B-Fredholm properties of closed invertible operators
• On the B-Fredholm alternative
• Les opérateurs quasi Fredholm: Une généralisation des opérateurs semi Fredholm
• On a class of quasi-Fredholm operators
• Stability of essential B-spectra of unbounded linear operators and applications
• An Atkinson-type theorem for B-Fredholm operators
• On semi B-Fredholm operators
• UNBOUNDED B-FREDHOLM OPERATORS ON HILBERT SPACES
• Closed Operators and Pure Contractions in Hilbert Space
• Representing a Closed Operator as a Quotient of Continuous Operators
• Quotients of Bounded Operators
• Contribution à l'étude des applications linéaires dans un espace de Banach
• On Majorization, Factorization, and Range Inclusion of Operators on Hilbert Space
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