Lipschutz, Seymour. 2000 solved problems in discrete mathematics / Seymour Lipschutz and Marc Lars Lipson. - New York : McGraw-Hill, c1992. - v, 404 pages : illustrations ; 26 cm. Includes index. ISBN: 0070380317 Subjects--Topical Terms: Mathematics.Algebra, Abstract.Computer science--Mathematics. Dewey Class. No.: 512.02 LIP