Über die Konvergenzoptimierung eines symmetrischen Iterationsverfahrens. (On the convergence optimization for a symmetric iteration method) (Q1176968)
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scientific article; zbMATH DE number 12777
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Über die Konvergenzoptimierung eines symmetrischen Iterationsverfahrens. (On the convergence optimization for a symmetric iteration method) |
scientific article; zbMATH DE number 12777 |
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Über die Konvergenzoptimierung eines symmetrischen Iterationsverfahrens. (On the convergence optimization for a symmetric iteration method) (English)
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25 June 1992
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A class of generalized overrelaxation methods is defined which solves nonsymmetric positive definite linear systems with a weakly 2-cyclic coefficient matrix. The values of the parameters are found which minimize a bound on the spectral radius of the iteration matrix.
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convergence optimization
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overrelaxation
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nonsyummetric positive definite linear systems
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weakly 2-cyclic matrix
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bound on the spectral radius
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iteration matrix
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0.8829195
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0.87502843
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0.87495166
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0.8650258
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