Olver, Peter J. <br/><br/>
Equivalence, invariants, and symmetry/ 
Peter J. Olver. 
 - Cambridge;  New York:  Cambridge University Press,  1995. 
 - xvi, 525 p.:  ill.;  24 cm. 
<br/><br/>Includes bibliographical references (p. [477]-489) and indexes. 
<br/><br/><label>ISBN: </label>0521478111 (hardback) 
<br/><br/><label>LCCN: </label>94035994 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Differential.<br/>Invariants.<br/>Symmetry (Physics)
<br/><br/><label>Dewey Class. No.: </label>515.3  / O52e