Semi-convergence analysis of Uzawa-AOR method for singular saddle point problems (Q520287)
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scientific article; zbMATH DE number 6699578
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Semi-convergence analysis of Uzawa-AOR method for singular saddle point problems |
scientific article; zbMATH DE number 6699578 |
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Semi-convergence analysis of Uzawa-AOR method for singular saddle point problems (English)
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3 April 2017
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The authors propose an Uzawa-accelerated overrelaxation (AOR) method for the numerical solution of singular saddle-point problems. They analyse the semi-convergence behavior of the method as well as the distribution of eigenvalues of the iteration matrix for appropriate choices of the relaxation parameters and the reconditioning matrix.
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singular saddle point problems
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iterative method
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semi-convergence
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Uzawa-accelerated overrelaxation (AOR) method
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preconditioning
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