Duality Estimates and Multigrid Analysis for Saddle Point Problems Arising from Mortar Discretizations

DOI10.1137/S1064827502402715zbMath1045.65112MaRDI QIDQ4442454

Christian Wieners, Barbara I. Wohlmuth

Publication date: 20 January 2004

Published in: SIAM Journal on Scientific Computing (Search for Journal in Brave)

zbMATH Keywords

numerical resultslinear elasticityLagrange multipliersaddle point problemsmultigrid methodsnonconforming finite elementsmortar finite elementsdual estimates

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Classical linear elasticity (74B05) Finite element methods applied to problems in solid mechanics (74S05) Error bounds for boundary value problems involving PDEs (65N15) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30)

Related Items (5)

A quasi-dual Lagrange multiplier space for serendipity mortar finite elements in 3D ⋮ On the Analysis of Block Smoothers for Saddle Point Problems ⋮ A family of simple two-pass dual formulations for the finite element solution of contact problems ⋮ Basics and some applications of the mortar element method ⋮ Higher order mortar finite element methods in 3D with dual Lagrange multiplier bases

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