Every year there is at least one combinatorics problem in each of the major international mathematical olympiads. These problems can only be solved with a very

A unique collection of competition problems from over twenty major national and international mathematical competitions for high school students. Written for tr

This text provides a theoretical background for several topics in combinatorial mathematics, such as enumerative combinatorics (including partitions and Burnsid

The format of this book is unique in that it combines features of a traditional text with those of a problem book. The material is presented through a series of

This unique approach to combinatorics is centered around unconventional, essay-type combinatorial examples, followed by a number of carefully selected, challeng