scientific article; zbMATH DE number 1981931

zbMath1028.65125MaRDI QIDQ4426243

Olof B. Widlund, Axel Klawonn

Publication date: 16 September 2003

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

convergencenumerical experimentspreconditioningsecond-order elliptic problemsconjugate gradient methodthree dimensionsdiscontinuous coefficientfinite element tearing and interconnecting algorithm

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) 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) PDEs with low regular coefficients and/or low regular data (35R05) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)