This book details the classical part of the theory of algebraic number
theory, excluding class-field theory and its consequences. Coverage
includes: ideal theory in rings of algebraic integers, p-adic fields and
their finite extensions, ideles and adeles, zeta-functions, distribution
of prime ideals, Abelian fields, the class-number of quadratic fields,
and factorization problems. The book also features exercises and a list
of open problems.