A study guide to the algebra part of the Graduate Record Examination, covering quadratic equations, inequalities, and more.

This textbook provides an introduction to the mathematics on which modern cryptology is based. It covers not only public key cryptography, the glamorous compone

Understanding Mathematics is a carefully written series of mathematics to help students encourage the study of mathematics in the best interactive form. It cont

This introductory textbook takes a problem-solving approach to number theory, situating each concept within the framework of an example or a problem for solving