Gould, Sydney H.  1909- <br/><br/>
Variational methods for eigenvalue problems;  an introduction to the methods of Rayleigh, Ritz, Weinstein, and Aronszajn. 
Sydney H. Gould. 
 - Toronto:  University of Toronto Press,  1957. 
 - 179 p.:  illus.,  24 cm. 
 - Mathematical expositions,  no. 10. .
<br/><br/><label>LCCN: </label>57059241 /L/r842 
<br/><br/><label>Nat. Bib. No.: </label>GB57-11773 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus of variations.<br/>Differential equations.<br/>Vibration.
<br/><br/><label>Dewey Class. No.: </label>515.35  / G698v