Simmons, George F <br/><br/>
Differential equations with applications and historical notes 

 - 2 
 - New York  McGraw-Hill  1991 
 - xxi, 629p.  
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>71128077 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Boundary value problems -- Partial differential equations<br/>Differential equations<br/>Mathematical physics -- Special equations<br/>Mathematics