TY - BOOK AU - Gries,David AU - Schneider,Fred B TI - A logical approach to discrete math T2 - Texts and monographs in computer science SN - 0387941150 (New York : acidfree paper) AV - QA39.2 .G7473 1995 U1 - 511 20 PY - 1995/// CY - New York PB - Springer-Verlag KW - Mathematics N1 - Includes bibliographical references (p. [473]-475) and index ER -