New description of the structured essential pseudospectra

DOI10.1016/j.indag.2015.11.002zbMath1330.47011OpenAlexW2250633429MaRDI QIDQ904187

Aref Jeribi, Asrar Elleuch

Publication date: 12 January 2016

Published in: Indagationes Mathematicae. New Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.indag.2015.11.002

zbMATH Keywords

measure of noncompactnessmeasure of non strict-singularitySchechter and Browder essential pseudospectrastructured Wolf

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) (Semi-) Fredholm operators; index theories (47A53)

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Cites Work

• On a characterization of the structured Wolf, Schechter and Browder essential pseudospectra
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