Weisstein,Eric W. <br/><br/>
CRC concise encyclopedia of mathematics / 
Weisstein,Eric W. 
 - Boca Raton:  CRC Press,  1999. 
 - 1969p;30cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0849396409 
<br/><br/><label>Dewey Class. No.: </label>510.3 WEI