TY - BOOK AU - Hardy Darel W AU - Richman Fred AU - Walker Carol L TI - Applied algebra: Codes, ciphers and discrete algorithms T2 - Discrete mathematics and its applications SN - 9781420071429 (hbd) U1 - B2ObD65,8(B), P9 PY - 2009/// CY - Boca Raton PB - CRC Pres KW - Ciphers KW - Coding theory KW - Error control codes KW - Mathematics N1 - ''References 395-398p''.; ''Index 405-410p'' ER -