On the number of components of the essential spectrum of one \(2 \times 2\) operator matrix (Q6558953)
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scientific article; zbMATH DE number 7868695
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the number of components of the essential spectrum of one \(2 \times 2\) operator matrix |
scientific article; zbMATH DE number 7868695 |
Statements
On the number of components of the essential spectrum of one \(2 \times 2\) operator matrix (English)
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21 June 2024
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block operator matrix
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eigenvalue
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discrete spectrum
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essential spectrum
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component
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