With the advent of the internet as a medium for performing business transactions, the need for a secure communication channel has never been more paramount. The study of behavioral biometrics - the verification and/or identification of individuals based on the way they provide information to an authentication system - originated from the need...

An affectionate if impressionistic portrayal of one of the century's greatest and strangest mathematicians. Though little known among nonmathematicians, Erdos, who died in 1996 at age 83, was a legend among his colleagues. According to Hoffman (Archimedes' Revenge, 1988), the Hungarian was so devoted to mathematics that he went without...

A brand new edition of Essential Neurology brings the text fully up-to-date. This book is a core text for medical students and junior doctors, who want a comprehensive yet concise practical guide to clinical neurology. To make the book more readable and digestible, we have introduced colour into the text. This text provides clear explanations of...

Giving you the most current medical knowledge on prevention as well as...

String Theory...

Ever think you could come up with a better computer game? Then this book is for you! No boring programming theory here, just the stuff you need to know to actually make something happen, and all in...