Multiple Galerkin Adaptive Algebraic Multigrid Algorithm for the Helmholtz Equations

DOI10.1137/140975310zbMath1457.65240OpenAlexW1854729830MaRDI QIDQ3196664

Irene Livshits

Publication date: 30 October 2015

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/140975310

zbMATH Keywords

adaptive algebraic multigridindefinite Helmholtzmultiple corrections

Mathematics Subject Classification ID

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) Iterative numerical methods for linear systems (65F10) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22) Preconditioners for iterative methods (65F08)

Related Items (2)

A geometric full multigrid method and fourth-order compact scheme for the 3D Helmholtz equation on nonuniform grid discretization ⋮ How to Choose the Shift in the Shifted Laplace Preconditioner for the Helmholtz Equation Combined with Deflation

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