Extended Weyl-type theorems for direct sums

DOI10.2478/dema-2014-0032zbMath1318.47019OpenAlexW2017287698MaRDI QIDQ2248035

Mohammed Berkani, Hassan Zariouh, M. Kachad

Publication date: 30 June 2014

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

Full work available at URL: https://doi.org/10.2478/dema-2014-0032

zbMATH Keywords

direct sumsWeyl type theoremsB-Weyl spectrumgeneralized a-Browder's theoremproperty (\(gab\))property (\(gaw\))

Mathematics Subject Classification ID

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

Related Items (1)

Strong variations of Weyl and Browder type theorems for direct sums and restrictions

Cites Work

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• WEYL TYPE-THEOREMS FOR DIRECT SUMS
• Single valued extension property and generalized Weyl’s theorem
• Weyl’s theorem for direct sums
• Weyl spectra of operator matrices
• A note on Weyl’s theorem for operator matrices
• On the axiomatic theory of spectrum II
• ON THE EQUIVALENCE OF BROWDER'S AND GENERALIZED BROWDER'S THEOREM

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