A New Coarse Grid Correction for RAS/AS
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Publication:3133636
DOI10.1007/978-3-319-05789-7_24zbMath1382.65438OpenAlexW305487075MaRDI QIDQ3133636
Laurence Halpern, Martin J. Gander, Kévin Santugini-Repiquet
Publication date: 5 February 2018
Published in: Lecture Notes in Computational Science and Engineering (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/978-3-319-05789-7_24
domain decompositionnumerical experimentselliptic problemscoarse grid correctionrestricted additive Schwarz method
Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25)
Related Items (14)
On Nilpotent Subdomain Iterations ⋮ SHEM: An Optimal Coarse Space for RAS and Its Multiscale Approximation ⋮ On the scalability of classical one-level domain-decomposition methods ⋮ Spectral coarse spaces for the substructured parallel Schwarz method ⋮ Substructured two-grid and multi-grid domain decomposition methods ⋮ Multigrid interpretations of the parareal algorithm leading to an overlapping variant and MGRIT ⋮ Does SHEM for Additive Schwarz Work Better than Predicted by Its Condition Number Estimate? ⋮ A Coarse Space to Remove the Logarithmic Dependency in Neumann–Neumann Methods ⋮ On Optimal Coarse Spaces for Domain Decomposition and Their Approximation ⋮ Complete, Optimal and Optimized Coarse Spaces for Additive Schwarz ⋮ A Class of Iterative Solvers for the Helmholtz Equation: Factorizations, Sweeping Preconditioners, Source Transfer, Single Layer Potentials, Polarized Traces, and Optimized Schwarz Methods ⋮ Efficient time domain decomposition algorithms for parabolic PDE-constrained optimization problems ⋮ Methods of reflections: relations with Schwarz methods and classical stationary iterations, scalability and preconditioning. ⋮ A Discontinuous Coarse Space (DCS) Algorithm for Cell Centered Finite Volume Based Domain Decomposition Methods: The DCS-RJMin Algorithm
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