On a technique for reducing spurious oscillations in DG solutions of convection-diffusion equations
- Frerichs-Mihov, Derk
- John, Volker
2020 Mathematics Subject Classification
- convection-diffusion equations, discontinuous Galerkin methods, spurious oscillations, post-processing techniques, slope limiter
This note studies a generalization of a post-processing technique and a novel method inspired by the same technique which significantly reduce spurious oscillations in discontinuous Galerkin solutions of convection-diffusion equations in the convection-dominated regime.
- Appl. Math. Lett., 129 (2022), pp. 107969/1--107969/7 (published online on 07.02.2022), DOI 10.1016/j.aml.2022.107969 .