Introduction to set theory

"Thoroughly revised, updated, expanded, and reorganized to serve as a primary text for mathematics courses, Introduction to Set Theory, Third Edition covers "the basics"--Relations, functions, and orderings; finite, countable, and uncountable sets; and cardinal and ordinal numbers - in nine chapters perfect for a one-quarter or one-semester course ... provides five additional self-contained chapters to supplement the basic course or serve as a second-semester syllabus ... consolidates the material on real numbers into a single updated chapter affording flexibility in course design ... supplies end-of-section problems, with hints, of varying degrees of difficulty ... and more."--Jacket.