Circulant Preconditioners for Hermitian Toeplitz Systems (Q4734669)
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scientific article; zbMATH DE number 4121300
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Circulant Preconditioners for Hermitian Toeplitz Systems |
scientific article; zbMATH DE number 4121300 |
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Circulant Preconditioners for Hermitian Toeplitz Systems (English)
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1989
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preconditioned conjugate gradient method
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circulant preconditioners
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Hermitian positive definite Toeplitz matrix
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Superlinear convergence rates
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Fourier coefficients
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positive function
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Wiener class
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error estimation
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numerical example
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