A Comparison of Dual Lagrange Multiplier Spaces for Mortar Finite Element Discretizations

DOI10.1051/m2an:2003002zbMath1024.65111OpenAlexW2097860994MaRDI QIDQ4423097

Barbara I. Wohlmuth

Publication date: 25 August 2003

Published in: ESAIM: Mathematical Modelling and Numerical Analysis (Search for Journal in Brave)

Full work available at URL: http://www.numdam.org/item?id=M2AN_2002__36_6_995_0

zbMATH Keywords

numerical resultsdomain decompositionmultigrid methodssecond-order elliptic boundary value problemmortar finite elementsnon-matching triangulationsdual Lagrange multiplier spaces

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30)

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Uses Software

• UG

Cites Work

• The mortar finite element method with Lagrange multipliers
• A Multigrid Method Based on the Unconstrained Product Space for Mortar Finite Element Discretizations
• Multiplier Spaces for the Mortar Finite Element Method in Three Dimensions
• The mortar element method for three dimensional finite elements
• A Mortar Finite Element Method Using Dual Spaces for the Lagrange Multiplier
• Discretization methods and iterative solvers based on domain decomposition
• UG -- a flexible software toolbox for solving partial differential equations
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