Uppsala University Department of Information Technology

Technical Report 2002-014

Analysis of a semi-Toeplitz preconditioner for a convection-diffusion problem

Samuel Sundberg and Lina von Sydow

April 2002

We have defined and analyzed a semi-Toeplitz preconditioner for time-dependent and steady-state convection-diffusion problems. The preconditioner exhibits very good theoretical convergence properties. The analysis is corroborated by numerical experiments.

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