On block-circulant preconditioners for high-order compact approximations of convection-diffusion problems

DOI10.1016/j.cam.2010.01.006zbMath1215.65053OpenAlexW2034796862MaRDI QIDQ970430

Muddun Bhuruth, Mohammad Sameer Sunhaloo, Ravindra Boojhawon, Ashvin Gopaul

Publication date: 17 May 2010

Published in: Journal of Computational and Applied Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.cam.2010.01.006

zbMATH Keywords

performancenumerical resultseigenvaluesconvergence accelerationiterative solutiongeneralized minimal residual (GMRES) methodblock-circulant preconditionerhigher-order compact schemelinear steady-state convection-diffusion equation

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Iterative numerical methods for linear systems (65F10) Finite difference methods for boundary value problems involving PDEs (65N06) Preconditioners for iterative methods (65F08)

Related Items (2)

An efficient extrapolation multigrid method based on a HOC scheme on nonuniform rectilinear grids for solving 3D anisotropic convection-diffusion problems ⋮ BTTB preconditioners for BTTB systems

Cites Work

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• A compact fourth‐order finite difference scheme for the steady incompressible Navier‐Stokes equations
• Preconditioned iterative methods for the nine-point approximation to the convection-diffusion equation

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