TY - BOOK AU - Graham,Ronald L. AU - Knuth,Donald Ervin AU - Patashnik,Oren TI - Concrete mathematics: a foundation for computer science SN - 9788131708415 U1 - 510 21 PY - 1994/// CY - New Delhi : PB - Pearson Education KW - Mathematics KW - Computer science N1 - Includes index ER -