KNM MFF UK

Department of Numerical Mathematics Faculty of Mathematics and Physics Charles University

A PRIORI DIFFUSION-UNIFORM ERROR ESTIMATES FOR SINGULARLY PERTURBED PROBLEMS: MIDPOINT-DG DISCRETIZATION

  • ID: 2644, RIV: 10159524
  • ISSN: not specified, ISBN: 978-80-85823-62-2
  • source: PROGRAMS AND ALGORITHMS OF NUMERICAL MATHEMATICS 16
  • keywords: discontinuous galerkin method; midpoint rule; a priori analysis; singularly perturbed problems
  • authors: Miloslav Vlasák, Václav Kučera
  • authors from KNM: Vlasák Miloslav, Kučera Václav

Abstract

We deal with a nonstationary semilinear singularly perturbed convection diffusion problem. We discretize this problem by discontinuous Galerkin method in space and by midpoint rule in time. We present diffusion uniform error estimates with sketches of proofs.