Quasi-Optimal Approximation of Surface Based Lagrange Multipliers in Finite Element Methods

DOI10.1137/110832999zbMath1262.65159OpenAlexW2127722022MaRDI QIDQ3168512

Barbara I. Wohlmuth, Jens Markus Melenk

Publication date: 31 October 2012

Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://semanticscholar.org/paper/a82174952325ca6c805ae1d35d3f560416fcfed2

zbMATH Keywords

convergenceerror estimatesLagrange multiplieranisotropic normmortar finite element methodlocal FEM error analysis

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Error bounds for boundary value problems involving PDEs (65N15) 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)

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