BDF-FEM for parabolic singularly perturbed problems with exponential layers on layer-adapted meshes in space

Abstract

The paper presents and analyses the BDF-FEM for parabolic singularly perturbed problems with exponential layers on layer-adapted meshes in space and gives numerical justification.

Keywords

• BDF-FEM
• parabolic singularly perturbed problems
• exponential layers
• layer-adapted meshes