Exact conditions for preservation of the partial indices of a perturbed triangular 2 × 2 matrix function (Q5160954)
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scientific article; zbMATH DE number 7417110
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Exact conditions for preservation of the partial indices of a perturbed triangular 2 × 2 matrix function |
scientific article; zbMATH DE number 7417110 |
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Exact conditions for preservation of the partial indices of a perturbed triangular 2 × 2 matrix function (English)
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29 October 2021
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essential polynomials
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Wiener algebra
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Toeplitz matrix
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factorization of matrix functions
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triangular matrices
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analysis
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