Volume 9. Asymptotic Analysis of Singular Perturbations

Asymptotic Definitions and Properties. Functions with Singularities on Subsets of Lower Dimension (Boundary Layers). Matching Relations and Composite Expansions. Heuristic Analysis of Singular Perturbations. Linear Problems. Heuristic Analysis Continued. Non-linear Problems. Foundations for a Rigorous Theory of Singular Perturbations. Elliptic Singular Perturbations. Bibliography.