An efficient multigrid algorithm for heterogeneous acoustic media sign‐indefinite high‐order FEM models
Author:
Affiliation:
1. Department of Applied Mathematics and Statistics Colorado School of Mines 1500 Illinois St., Golden, CO 80401 USA
Funder
National Science Foundation
Publisher
Wiley
Subject
Applied Mathematics,Algebra and Number Theory
Link
https://onlinelibrary.wiley.com/doi/pdf/10.1002/nla.2049
Reference12 articles.
1. A Novel Multigrid Based Preconditioner For Heterogeneous Helmholtz Problems
2. Use of Shifted Laplacian Operators for Solving Indefinite Helmholtz Equations
3. Multilevel Preconditioner with Stable Coarse Grid Corrections for the Helmholtz Equation
4. A Multigrid Method Enhanced by Krylov Subspace Iteration for Discrete Helmholtz Equations
5. Two-level algebraic multigrid for the Helmholtz problem
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3. A coercive heterogeneous media Helmholtz model: formulation, wavenumber-explicit analysis, and preconditioned high-order FEM;Numerical Algorithms;2019-06-13
4. A multigrid solver to the Helmholtz equation with a point source based on travel time and amplitude;Numerical Linear Algebra with Applications;2018-07-27
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