Notes on Counting: An Introduction to Enumerative Combinatorics - Peter J. (University of St Andrews Cameron - Bog

Enumerative combinatorics, in its algebraic and analytic forms, is vital to many areas of mathematics, from model theory to statistical mechanics. This book, drawn from many years of teaching, invites students into the subject and prepares them for more advanced texts. It is suitable as a class text or for individual study.