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

This book pursues a nonlinear approach in considering both chaotic dynamical models and agent-based simulation models of economics, as well as their dynamical b

“The projects are easy (not to mention fun) . . . Beginners or experienced quilters will love 9-Patch Pizzazz. It’s a keeper for your quilt book library.”