The basis property of analytically perturbed eigenvectors (Q1912461)
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scientific article; zbMATH DE number 876148
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The basis property of analytically perturbed eigenvectors |
scientific article; zbMATH DE number 876148 |
Statements
The basis property of analytically perturbed eigenvectors (English)
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30 May 1996
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We give sufficient conditions for the eigenvectors of a perturbed operator to form a Riesz basis, and we compute its point spectrum.
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eigenvectors
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perturbed operator
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Riesz basis
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point spectrum
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