An Atkinson-type theorem for B-Fredholm operators

DOI10.4064/sm148-3-4zbMath1005.47012OpenAlexW2056751969MaRDI QIDQ2773403

Mustapha Sarih, Mohammed Berkani

Publication date: 21 February 2002

Published in: Studia Mathematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4064/sm148-3-4

zbMATH Keywords

Fredholm operatorDrazin invertible elementsAtkinson-type theorem

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) (Semi-) Fredholm operators; index theories (47A53) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05)

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