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An explicit formulation of the multiplicative Schwarz preconditionner

Guy Atenekeng Kahou 1 Emmanuel Kamgnia 2 Bernard Philippe 1
1 SAGE - Simulations and Algorithms on Grids for Environment
Inria Rennes – Bretagne Atlantique , IRISA-D1 - SYSTÈMES LARGE ÉCHELLE
2 Université de Yaoundé I
Abstract : We provide an explicit formulation of the splitting associated with the Multiplicative Schwarz iteration. We show the advantage of considering the explicit formulation, when the iteration is used as a preconditioner of a Krylov method.
Keywords : ITERATIVE METHODS KRYLOV METHODS RED-BLACK COLORING PRECONDITIONNER MULTIPLICATIVE SCHWARZ DOMAIN DECOMPOSITION
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https://hal.inria.fr/inria-00070328
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Submitted on : Friday, May 19, 2006 - 8:08:11 PM
Last modification on : Thursday, January 20, 2022 - 5:32:53 PM
Long-term archiving on: : Sunday, April 4, 2010 - 8:57:25 PM

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Guy Atenekeng Kahou, Emmanuel Kamgnia, Bernard Philippe. An explicit formulation of the multiplicative Schwarz preconditionner. [Research Report] RR-5685, INRIA. 2005, pp.25. ⟨inria-00070328⟩

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