Spectral properties of the preconditioned AHSS iteration method for generalized saddle point problems (Q5962405)
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scientific article; zbMATH DE number 5789949
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Spectral properties of the preconditioned AHSS iteration method for generalized saddle point problems |
scientific article; zbMATH DE number 5789949 |
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Spectral properties of the preconditioned AHSS iteration method for generalized saddle point problems (English)
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22 September 2010
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The authors analyse an accelerated skew-Hermitian splitting (AHSS) preconditioner for the numerical solution of generalized saddle point systems. They prove that all eigenvalues of the preconditioned matrices are very clustered with any positive iteration parameters.
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generalized saddle point problem
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splitting iteration method
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positive stable
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preconditioning
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accelerated skew-Hermitian splitting
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