Hardy, Darel W. <br/><br/>
Applied algebra :  codes, ciphers, and discrete algorithms / 
 Applied algebra :  codes, ciphers, and discrete algorithms /  [electronic resource] 
Darel W. Hardy, Fred Richman, Carol L. Walker 
 - 2nd ed. 
 - Boca Raton  :  Chapman & Hall/CRC ,  2009 
 - 410 p. :  ill. ;  24 cm. +  1 computer disc 
 - Discrete mathematics and its applications .
 - Discrete mathematics and its applications .
<br/><br/> "A Chapman & Hall book" 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781420071429 1420071424 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coding theory<br/>Computer security--Mathematics