Maximum-norm stability of the finite element method for the Neumann problem in nonconvex polygons with locally refined mesh
DOI10.1090/mcom/3724zbMath1491.65144OpenAlexW4206187780MaRDI QIDQ5082029
Publication date: 15 June 2022
Published in: Mathematics of Computation (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1090/mcom/3724
corner singularityfinite element methodsNeumann problemgraded meshmaximum-norm stabilitynonconvex polygon
Error bounds for boundary value problems involving PDEs (65N15) Maximum principles in context of PDEs (35B50) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50)
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