A robust smoother for convection-diffusion problems with closed characteristics

DOI10.1007/PL00010094zbMath0976.65093OpenAlexW2029600401MaRDI QIDQ1840760

K. Johannsen

Publication date: 19 December 2001

Published in: Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/pl00010094

zbMATH Keywords

convergencenumerical resultssingular perturbationconvection-diffusion problemupwind finite difference schemefeedback vertex setblock Gauss-Seidel-type smootherconvection-dominated methodfrequency filtering iterationrobust multigrid method

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for second-order elliptic equations (35J25) Singular perturbations in context of PDEs (35B25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Finite difference methods for boundary value problems involving PDEs (65N06)

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