Balakrishnan V.K. Introductory Discrete Mathematics

Dover, 2010. — 256 p. ISBN: 0486691152This concise, undergraduate-level text focuses on combinatorics, graph theory with applications to some standard network optimization problems, and algorithms. Geared toward mathematics and computer science majors, it emphasizes applications, offering more than 200 exercises to help students test their grasp of the material and providing answers to selected exercises. 1991 edition.