Spectral properties of the sum of two operators matrices via relatively Fredholmness perturbations (Q6638248)
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scientific article; zbMATH DE number 7944286
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Spectral properties of the sum of two operators matrices via relatively Fredholmness perturbations |
scientific article; zbMATH DE number 7944286 |
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Spectral properties of the sum of two operators matrices via relatively Fredholmness perturbations (English)
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14 November 2024
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matrix operator
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closable operator
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relatively Fredholm perturbations
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essential spectra
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