On the perturbation functions and similarity orbits

DOI10.4064/SM188-1-3zbMath1146.47008OpenAlexW2004012108MaRDI QIDQ3514716

Haïkel Skhiri

Publication date: 21 July 2008

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

Full work available at URL: https://doi.org/10.4064/sm188-1-3

zbMATH Keywords

Fredholm operatoressential spectrumsimilarity orbitessential spectral radiusCalkin algebra

Mathematics Subject Classification ID

Norms (inequalities, more than one norm, etc.) of linear operators (47A30) (Semi-) Fredholm operators; index theories (47A53)

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