00534nam a2200193Ia 4500 8173714428 518.1 C871.MC Coutinho, S. C. The mathematics of ciphers number theory and RSA cryptography Hyderabad Universities Press 2003 xv, 196p. Bibl. Index. Universities Press. Mathematics "Purchased under NBHM grant for the year 2003-2004" 0 0 0 0 ISI ISI 2003-08-26 DPBA 185.00 0 518.1 C871.MC DP25971 2019-02-14 00:00:00 2019-02-14 BK Ord num:6427; Ord dt:2003-08-04 23731 23731 23731