Fundamentals of Number Theory Author:William J. LeVeque Basic treatment, incorporating language of abstract algebra and a history of the discipline. Topics include unique factorization and the GCD, quadratic residues, number-theoretic functions and the distribution of primes, sums of squares, quadratic equations and quadratic fields, diophantine approximation, more. Many problems. Bibliography. Advan... more »ced undergraduate-beginning graduate-level. 1977 edition.« less