Cantwell, Brian. <br/><br/>
Introduction to symmetry analysis / 
Brian J. Cantwell. 
 - Cambridge, UK ;  New York :  Cambridge University Press,  2002. 
 - xli, 612 p. :  ill. ; 
<br/><br/><label>ISBN: </label>0521771838 (hardback) 0521777402 (pbk.) 
<br/><br/><label>Subjects--Index Terms: </label>Differential equations-Numerical Solutions  Symmetry 
<br/><br/><label>Universal Decimal Class. No.: </label>517.9  / CAN