Parents, beware of this book. With 100% Pure Fake, the art of scaring the pants off friends and family reaches new levels of ease and sophistication. Pranksters can now amaze, alarm and totally disgust everyone with these easy-to-make Pure Fakes. These 25 safe, kid-tested recipes that can be made wi[...]

Iintroductory treatment emphasizes graph imbedding but also covers connections between topological graph theory and other areas of mathematics. Authors explore the role of voltage graphs in the derivation of genus formulas, explain the Ringel-Youngs theorem, and examine the genus of a group, includi[...]