Saphar linear relations and perturbations

DOI10.1007/s12215-022-00794-zOpenAlexW4289516859MaRDI QIDQ6159178

M. Kammoun, Yosra Chamkha

Publication date: 1 June 2023

Published in: Rendiconti del Circolo Matemàtico di Palermo. Serie II (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s12215-022-00794-z

zbMATH Keywords

regular linear relationlinear relationperturbation of a linear relationSaphar linear relation

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) (Semi-) Fredholm operators; index theories (47A53) Linear relations (multivalued linear operators) (47A06)

Cites Work

• An index formula for the product of linear relations
• Perturbation theory for nullity, deficiency and other quantities of linear operators
• Multivalued maps as a tool in modeling and rigorous numerics
• The class of B-Fredholm linear relations
• On the generalized resolvent in Banach spaces
• On regular linear relations
• Characterization of Saphar linear relations
• Multivalued linear operators and degenerate evolution equations
• Perturbation of normally solvable linear relations in paracomplete spaces
• Browder spectra of upper triangular matrix linear relations
• Perturbation theory of lower semi-Browder multivalued linear operators
• The basic propositions on defect numbers, root numbers and indices of linear operators
• The Kato decomposition of quasi-Fredholm relations
• Mapping Properties of Relatively Regular Operators
• Perturbation of semi-Browder linear relations by commuting Riesz operators
• Multivalued linear projections
• Small perturbation of normally solvable relations
• Polynomial in a Saphar linear relation in a Banach space
• Functional Operators (AM-22), Volume 2
• Spectral theory of linear operators and spectral systems in Banach algebras
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item
• Unnamed Item

This page was built for publication: Saphar linear relations and perturbations