Found 6 Documents (Results 1–6)
An improved sweeping domain decomposition preconditioner for the Helmholtz equation. (English) Zbl 1367.65188
A geometric multigrid preconditioner for the solution of the Helmholtz equation in three-dimensional heterogeneous media on massively parallel computers. (English) Zbl 1364.86008
Lahaye, Domenico (ed.) et al., Modern solvers for Helmholtz problems. Basel: Birkhäuser/Springer (ISBN 978-3-319-28831-4/hbk; 978-3-319-28832-1/ebook). Geosystems Mathematics, 141-155 (2017).
The multilevel Krylov-multigrid method for the Helmholtz equation preconditioned by the shifted Laplacian. (English) Zbl 1366.65112
Lahaye, Domenico (ed.) et al., Modern solvers for Helmholtz problems. Basel: Birkhäuser/Springer (ISBN 978-3-319-28831-4/hbk; 978-3-319-28832-1/ebook). Geosystems Mathematics, 113-139 (2017).
How to choose the shift in the shifted Laplace preconditioner for the Helmholtz equation combined with deflation. (English) Zbl 1366.65094
Lahaye, Domenico (ed.) et al., Modern solvers for Helmholtz problems. Basel: Birkhäuser/Springer (ISBN 978-3-319-28831-4/hbk; 978-3-319-28832-1/ebook). Geosystems Mathematics, 85-112 (2017).
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