Courant, Richard,   1888-1972 <br/><br/>
Methods of mathematical physics /  
by R. Courant and D. Hilbert. 
 - 1st English ed., translated and rev. from the German original 
 - New York :   Interscience Publishers,   c1953-62. 
 - 2 v. 
<br/><br/>v. 2. Partial differential equations 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Física matemática.
<br/><br/><label>Dewey Class. No.: </label>530.15