A multigrid-based shifted Laplacian preconditioner for a fourth-order Helmholtz discretization (Q3011690)
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| Language | Label | Description | Also known as |
|---|---|---|---|
| English | A multigrid-based shifted Laplacian preconditioner for a fourth-order Helmholtz discretization |
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A multigrid-based shifted Laplacian preconditioner for a fourth-order Helmholtz discretization (English)
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29 June 2011
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Helmholtz equation
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non-constant wavenumber
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complex valued multigrid preconditioner
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algebraic multigrid
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ILU smoother
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Krylov subspace iterative method
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Jacobi smoother
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prolongation operator
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interpolation operators
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conjugate gradient
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dimension reduction method
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