Novel Multilevel Preconditioners for the Systems Arising from Plane Wave Discretization of Helmholtz Equations with Large Wave Numbers
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Publication:5350443
DOI10.1137/15M1022963zbMath1372.65324arXiv1607.04722OpenAlexW2479142056MaRDI QIDQ5350443
Publication date: 1 September 2017
Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/1607.04722
stabilityconvergencediscontinuous Galerkin methodsmoothersHelmholtz equationlarge wave numbersplane wave methodsmultilevel overlapping domain decompositionmultilevel overlapping preconditionermutligrid
Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Preconditioners for iterative methods (65F08)
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