Essential pseudospectra involving demicompact and pseudodemicompact operators and some perturbation results (Q5080864)
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scientific article; zbMATH DE number 7535153
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Essential pseudospectra involving demicompact and pseudodemicompact operators and some perturbation results |
scientific article; zbMATH DE number 7535153 |
Statements
Essential pseudospectra involving demicompact and pseudodemicompact operators and some perturbation results (English)
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31 May 2022
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demicompact linear operator
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pseudo Fredholm and pseudo semi-Fredholm operators
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perturbation theory
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essential pseudospectra
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