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Found 107 Documents (Results 1–100)

A parallel implementation of the algebraic multigrid method for solving problems in dynamics of viscous incompressible fluid. (English. Russian original) Zbl 1444.76045

Comput. Math. Math. Phys. 57, No. 12, 2030-2046 (2017); translation from Zh. Vychisl. Mat. Mat. Fiz. 57, No. 12, 2079-2097 (2017).
MSC:  76D05 65M55 65Y05
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Robust multigrid for Cartesian interior penalty DG formulations of the Poisson equation in 3D. (English) Zbl 1382.65454

Bittencourt, Marco L. (ed.) et al., Spectral and high order methods for partial differential equations, ICOSAHOM 2016. Selected papers from the ICOSAHOM conference, June 27 – July 1, 2016, Rio de Janeiro, Brazil. Cham: Springer (ISBN 978-3-319-65869-8/hbk; 978-3-319-65870-4/ebook). Lecture Notes in Computational Science and Engineering 119, 189-201 (2017).
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An adaptive coarse space for P. L. Lions algorithm and optimized Schwarz methods. (English) Zbl 1369.65162

Lee, Chang-Ock (ed.) et al., Domain decomposition methods in science and engineering XXIII. Proceedings of the 23rd international conference, Jeju Island, Korea, July 6–10, 2015. Cham: Springer (ISBN 978-3-319-52388-0/hbk; 978-3-319-52389-7/ebook). Lecture Notes in Computational Science and Engineering 116, 43-53 (2017).
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Solving a singularly perturbed elliptic problem by a multigrid algorithm with Richardson extrapolation. (English) Zbl 1368.65252

Dimov, Ivan (ed.) et al., Numerical analysis and its applications. 6th international conference, NAA 2016, Lozenetz, Bulgaria, June 15–22, 2016. Revised selected papers. Cham: Springer (ISBN 978-3-319-57098-3/pbk; 978-3-319-57099-0/ebook). Lecture Notes in Computer Science 10187, 674-681 (2017).
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An overlapping domain decomposition method for the Helmholtz exterior problem. (English) Zbl 1368.65251

Dimov, Ivan (ed.) et al., Numerical analysis and its applications. 6th international conference, NAA 2016, Lozenetz, Bulgaria, June 15–22, 2016. Revised selected papers. Cham: Springer (ISBN 978-3-319-57098-3/pbk; 978-3-319-57099-0/ebook). Lecture Notes in Computer Science 10187, 591-598 (2017).
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Fast meshless techniques based on the regularized method of fundamental solutions. (English) Zbl 1368.65253

Dimov, Ivan (ed.) et al., Numerical analysis and its applications. 6th international conference, NAA 2016, Lozenetz, Bulgaria, June 15–22, 2016. Revised selected papers. Cham: Springer (ISBN 978-3-319-57098-3/pbk; 978-3-319-57099-0/ebook). Lecture Notes in Computer Science 10187, 334-341 (2017).
MSC:  65N80 65N06 65N55
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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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On the optimality of shifted Laplacian in a class of polynomial preconditioners for the Helmholtz equation. (English) Zbl 1366.65093

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, 53-81 (2017).
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High order transparent boundary conditions for the Helmholtz equation. (English) Zbl 1369.65149

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, 27-52 (2017).
MSC:  65N30 65N55 35J05
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Recent results on domain decomposition preconditioning for the high-frequency Helmholtz equation using absorption. (English) Zbl 1366.65113

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, 3-26 (2017).
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