Perturbations of Semi-Fredholm Operators by Operators Converging to Zero Compactly

DOI10.2307/2040614zbMath0258.47015OpenAlexW4243224954MaRDI QIDQ5673960

Seymour Goldberg

Publication date: 1974

Full work available at URL: https://doi.org/10.2307/2040614

Mathematics Subject Classification ID

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

Related Items (5)

The Weyl essential spectrum of a sequence of linear operators in Banach spaces ⋮ Perturbations by operators converging compactly to zero ⋮ Ein Störungssatz für abgeschlossene, lineare Operatoren ⋮ Fredholm operator families. I ⋮ Regular convergence of operators and approximate solution of equations

Cites Work

• The basic propositions on defect numbers, root numbers and indices of linear operators
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