A Three-level Extension of the GDSW Overlapping Schwarz Preconditioner in Three Dimensions

Conference paper (2020)

Authors

A. Heinlein Center for Data and Simulation Science, University of Cologne
Axel Klawonn University of Cologne
Oliver Rheinbach University of Technology Bergakademie Freiberg
Friederike Röver University of Technology Bergakademie Freiberg
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Published Date

2020

Language

English

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Abstract

The GDSW (Generalized Dryja–Smith–Widlund) preconditioner is a two-level overlapping Schwarz domain decomposition preconditioner [23] with exact local solvers [5, 4].