Costa David G <br/><br/>
Invitation to variational methods in differential equations 

 - Boston  Birkhauser         2007 
 - xii, 138p.  cm. 
<br/><br/> Appendix 125-129p.; Bibliographical references 131-138p. 
<br/><br/><label>ISBN: </label>9780817645359 (pbk) 
<br/><br/><label>Standard No.: </label>79778 
<br/><br/><label>Source: </label> 157/07-08, 03/01/2008, N R Book Distributors  Textbook 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Difference equations<br/> Differential equations<br/> Functional differential equations<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B33, P7   TB