A domain embedding preconditioner for the Lagrange multiplier system

DOI10.1090/S0025-5718-99-01076-5zbMath0936.65131OpenAlexW1967476167MaRDI QIDQ4700188

Ragnar Winther, Einar Haug

Publication date: 1 November 1999

Published in: Mathematics of Computation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1090/s0025-5718-99-01076-5

zbMATH Keywords

Dirichlet problemfinite elementsecond-order elliptic problemspreconditionersLagrange multiplier methoddomain embedding

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) 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)

Related Items

Preconditioning discretizations of systems of partial differential equations ⋮ Uniform preconditioners for the time dependent Stokes problem ⋮ Order optimal preconditioners for fully implicit Runge-Kutta schemes applied to the bidomain equations

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