Wolfram, Stephen. <br/><br/>
Mathematica : a system for doing mathematics by computer 

 - 2nd ed. 
 - New York  Addison-Wesley Pub.  1991 
 - 961 p 
<br/><br/><label>ISBN: </label>0201515024 
<br/><br/><label>Subjects--Topical Terms: </label><br/>New York
<br/><br/><label>LC Class. No.: </label>QA 76.95 .W65/