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The spectral analysis of the matrix multisplitting method for the one-dimensional model problem

✍ Scribed by Zhong-Zhi Bai; Jia-Chang Sun; D.B. Szyld


Publisher
Elsevier Science
Year
1998
Tongue
English
Weight
357 KB
Volume
36
Category
Article
ISSN
0898-1221

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✦ Synopsis


AbstractmFor the system of linear equations resulting from the discretization of the one-dimensional Poisson equation, we investigate the influences of the multiple splittings and the weighting matrices upon the convergence rate of the parallel matrix multisplitting method. The results show that the convergence rate is only dependent on the sizes of the splittings, the degrees of the overlappings, and the distributions of the tasks, but independent of the quantities of the weightings. (~) 1998 Elsevier Science Ltd. All rights reserved. KeywordswMatrix multisplitting method, One-dimensional model problem, Asymptotic convergence rate.


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