The theory of partial differential equations is a wide and rapidly developing branch of contemporary mathematics. Problems related to partial differential equat

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

Perturbation theory and in particular normal form theory has shown strong growth in recent decades. This book is a drastic revision of the first edition of the

This handbook is the fourth volume in a series of volumes devoted to self-contained and up-to-date surveys in the theory of ordinary differential equations, wit

This primer on averaging theorems provides a practical toolbox for applied mathematicians, physicists, and engineers seeking to apply the well-known mathematica