This book is devoted solely to the boundary function method, which is one of the asymptotic methods.

This is the first book published in English devoted solely to the boundary function method, which is one of the asymptotic methods. This method provides an effe

Contains well-chosen examples and exercises A student-friendly introduction that follows a workbook type approach

Since the first edition of this book, the literature on fitted mesh methods for singularly perturbed problems has expanded significantly. Over the intervening y

This new edition incorporates new developments in numerical methods for singularly perturbed differential equations, focusing on linear convection-diffusion equ