Download or read book Elementary Number Theory: Primes, Congruences, and Secrets written by William Stein and published by Springer Verlag. This book was released on 2009-01-08 with total page 166 pages. Available in PDF, EPUB and Kindle. Book excerpt: Classical number theory and elliptic curves are examined in this textbook, which moves on from elementary topics such as primes, continued fractions, and quadratic forms, to elliptic curves and their applications to algorithmic and number theory problems.