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scientific article; zbMATH DE number 5174913
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 5174913 |
Statements
26 July 2007
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upper semi-Fredholm (lower semi-Fredholm) operator
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\(a\)-Weyl's theorem
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\(a\)-Browder's theorem
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\(3\times 3\) upper triangular operator matrices
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Hilbert space
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