Mesh independence of the condition number of discrete galerkin systems by preconditioning

DOI10.1080/00207169408804272zbMath0828.65053OpenAlexW2036930752MaRDI QIDQ4839733

Constantin Popa

Publication date: 10 January 1996

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

Full work available at URL: https://doi.org/10.1080/00207169408804272

zbMATH Keywords

Hilbert spacepreconditioningcondition numberCholesky factorizationGramian matrixmesh independenceGalerkin discretizationsincomplete decomposition

Mathematics Subject Classification ID

Numerical computation of matrix norms, conditioning, scaling (65F35) Numerical solutions to equations with linear operators (65J10) Equations and inequalities involving linear operators, with vector unknowns (47A50) Direct numerical methods for linear systems and matrix inversion (65F05)

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

• Mesh independence of galerkin approach by preconditioning
• Unnamed Item

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