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Hussam Al Daas, Laura Grigori, Pierre Jolivet, Pierre-Henri Tournier

Public reference bibliography and cataloged PDF materials authored or published by Hussam Al Daas, Laura Grigori, Pierre Jolivet, Pierre-Henri Tournier.

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A Multilevel Schwarz Preconditioner Based on a Hierarchy of Robust Coarse Spaces

Year: 2021 • Source: hal.science • Listed PDF

In this paper we present a multilevel preconditioner based on overlapping Schwarz methods for symmetric positive definite (SPD) matrices. Robust two-level Schwarz preconditioners exist in the literature to guarantee fast...