Matei V. 112 Combinatorial Problems from the AwesomeMath Summer Program 2016

Textbook in PDF format

This book gives students a chance to explore some introductory to intermediate topics in combinatorics, a fascinating and accessible branch of mathematics centered around counting various objects and sets. We include chapters featuring tools for solving counting problems, proof techniques, and more to give students a broad foundation to build on. The only prerequisites are a solid background in arithmetic, some basic algebra, and a love for learning math