The spectra of two-parameter quadratic operator pencils (Q646139)
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scientific article; zbMATH DE number 5970886
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The spectra of two-parameter quadratic operator pencils |
scientific article; zbMATH DE number 5970886 |
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The spectra of two-parameter quadratic operator pencils (English)
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11 November 2011
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The author analyzes the spectral structure of waveguide-type pencils. Variational principles for real eigenvalues and applications are given.
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eigenvalues
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operator pencils
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variational principles
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waveguides
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critical points
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