TY - BOOK AU - Graham, Ronald L.,  AU - Knuth, Donald Ervin TI - Concrete mathematics: a foundation for computer science SN - 9780201558029 U1 - 510 PY - 1994/// CY - Boston PB - Addison-Wesley KW - Mathematics KW - Computer science--Mathematics N1 - Includes bibliographical references (p. 604-631) and index ER -