Preconditioning conjugate gradient method for nonsymmetric systems

DOI10.1080/00207169508804438zbMath0846.65010OpenAlexW2128470799MaRDI QIDQ4876383

Constantin Popa

Publication date: 26 September 1996

Published in: International Journal of Computer Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00207169508804438

zbMATH Keywords

convergencepreconditioningfinite elementconjugate gradient algorithmfinite differencenonsymmetric systems

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) Finite difference methods for boundary value problems involving PDEs (65N06)

Related Items (4)

Mesh independence principle for nonlinear equations on hilbert spaces by preconditioning ⋮ Preconditioning by approximations of the discrete Laplacian for 2‐D non‐linear free convection elliptic equations ⋮ Preconditioning by approximations of the Gram matrix for convection-diffusion equations ⋮ Preconditioning by gram matrix approximation for diffusion-convection-reaction equations with discontinuous coefficients

Cites Work

• Preconditioning by Fast Direct Methods for Nonself-Adjoint Nonseparable Elliptic Equations
• Mesh independence of galerkin approach by preconditioning
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