TY - BOOK TI - Elementary Number Theory SN - 1259025764 U1 - 512.72 PY - 2012/// CY - New Delhi PB - TMG N1 - New to this edition -- Preliminaries -- Divisibility theory in the integers -- Primes and their distribution -- The theory of congruences -- Fermat's theorem -- Number-theoretic functions -- Euler's generalization of Fermat's theorem -- Primitive roots and indices -- The quadratic reciprocity law -- Introduction to cryptography -- Numbers of special form -- Certain nonlinear Diophantine equations -- Representations of integers as sums of squares -- Fibonacci numbers -- Continued fractions -- Some modern developments -- Miscellaneous problems -- Appendixes ER -