000			00700nam a2200217Ia 4500
008			140908s9999 xx 000 0 und d
020			_a9781584884705
040			_aNISER LIBRARY
041			_aEnglish
082			_a519.854 _bMOL-C
100			_aMollin, Richard A
245			_aCodes: the guide to secrecy from ancient to modern times _cRichard A. Mollin
260			_aBoca Raton _bChapman and Hall/CRC _c2005
300			_axx,679p.
440			_aDiscrte mathematics and its application
500			_aIncludes bibliography, list of symbols, and index. (Ref. sec)
650			_aCRYPTOGRAPHYPROBABILITY THEORY
650			_aDISCRETE MATHEMATICS
700			_aKenneth H. Rosen _4ed.
942			_cBK
999			_c676 _d676