On the index of pseudo B-Fredholm operator

DOI10.1007/s00605-022-01798-8OpenAlexW4308532660MaRDI QIDQ2684467

Zakariae Aznay, Abdelmalek Ouahab, Hassan Zariouh

Publication date: 16 February 2023

Published in: Monatshefte für Mathematik (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/2112.02407

zbMATH Keywords

indexpseudo semi-B-Fredholm

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) (Semi-) Fredholm operators; index theories (47A53) Local spectral properties of linear operators (47A11)

Related Items

Generalization of Kato's decomposition

Cites Work

• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Samuel multiplicity and the structure of essentially semi-regular operators: a note on a paper of Fang
• Perturbation theory for nullity, deficiency and other quantities of linear operators
• Pseudo-Fredholm operators in Banach spaces
• Les opérateurs quasi Fredholm: Une généralisation des opérateurs semi Fredholm
• Uniform ascent and descent of bounded operators
• On a class of quasi-Fredholm operators
• Fredholm and local spectral theory. II: With application to Weyl-type theorems
• Generalized Kato decomposition and essential spectra
• Theorems on ascent, descent, nullity and defect of linear operators
• Ascent, descent, nullity and defect, a note on a paper by A.E. Taylor
• On semi B-Fredholm operators
• Spectra originating from semi-B-Fredholm theory and commuting perturbations
• UNBOUNDED B-FREDHOLM OPERATORS ON HILBERT SPACES
• A generalized Drazin inverse
• The stability radius of a quasi-Fredholm operator
• On the axiomatic theory of spectrum II
• Left and right generalized Drazin invertible operators
• On pseudo B-Weyl operators and generalized Drazin invertibility for operator matrices