Geometric characteristic of semi-Fredholm operators and their asymptotic behaviour

DOI10.4064/sm-80-3-219-234zbMath0556.47008OpenAlexW924798839MaRDI QIDQ3219329

Jaroslav Zemánek

Publication date: 1984

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

Full work available at URL: https://eudml.org/doc/218638

zbMATH Keywords

semi Fredholm operators

Mathematics Subject Classification ID

(Semi-) Fredholm operators; index theories (47A53)

Related Items (11)

The essential norm of an operator is not self-dual ⋮ The reduced minimum modulus and the spectrum ⋮ Measures of Noncompactness and Upper Semi-Fredholm Perturbation Theorems ⋮ Certain Norm Related Quantities of Unbounded Linear Operators ⋮ Quantities characterizing semi-Fredholm operators and perturbation radii ⋮ Quantitative characterizations of bounded compact approximation property by semi-Fredholm operators ⋮ A note on essential spectra of linear operator pencils ⋮ Left-right Browder and left-right Fredholm operators ⋮ Distortion of Banach spaces and supermultiplicative operational quantities ⋮ Distance formulas in the generalized spectrum and the semi-Fredholm spectrum. ⋮ Some perturbation results for ascent and descent via measure of non-compactness

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