Uniform substructuring preconditioners for high order FEM on triangles and the influence of nodal basis functions
DOI10.1137/23M1561920zbMATH Open1544.652MaRDI QIDQ6573778
Publication date: 17 July 2024
Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)
Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22) Preconditioners for iterative methods (65F08)
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