Graduate students receive a stimulating introduction to analytical approximation techniques for solving differential equations in this text, which introduces sc

Undergraduates in engineering and the physical sciences receive a thorough introduction to perturbation theory in this useful and accessible text. Students disc

The importance of mathematics in the study of problems arising from the real world, and the increasing success with which it has been used to model situations r

A clear, practical and self-contained presentation of the methods of asymptotics and perturbation theory for obtaining approximate analytical solutions to diffe