A semi-circulant preconditioner for the convection-diffusion equation

DOI10.1007/s002110050390zbMath0918.65032OpenAlexW1977693371MaRDI QIDQ1277000

Lina Hemmingsson

Publication date: 2 February 1999

Published in: Numerische Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s002110050390

zbMATH Keywords

convection-diffusion equationeigenvalueseigenvectorsfinite differencemesh Péclet numbersemi-circulant preconditioner

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Numerical computation of matrix norms, conditioning, scaling (65F35) Finite difference methods for boundary value problems involving PDEs (65N06)

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A nearly optimal preconditioner for the Navier–Stokes equations ⋮ Convergence acceleration for the steady-state Euler equations. ⋮ Preconditioning and Iterative Solution of All-at-Once Systems for Evolutionary Partial Differential Equations ⋮ On the choice of preconditioner for minimum residual methods for non-Hermitian matrices ⋮ Preconditioners for multilevel Toeplitz linear systems from steady-state and evolutionary advection-diffusion equations ⋮ Diagonalization of tensors with circulant structure ⋮ A Preconditioned MINRES Method for Nonsymmetric Toeplitz Matrices ⋮ Preconditioning for a class of spectral differentiation matrices ⋮ Block-circulant preconditioners for systems arising from discretization of the three-dimensional convection-diffusion equation

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