Simmons, George Finlay,   1925- <br/><br/>
Differential equations, with applications and historical notes / 
George F. Simmons; with a new chapter on numerical methods by John S. R obertson. 
 - 2nd ed. 
 - New York :   McGraw-Hill,   c1991. 
 - xxi, 629 p. :   ill. ;   24 cm. 
 - International series in pure and applied mathematics. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0070575401 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Differential equations.
<br/><br/><label>Dewey Class. No.: </label>515.35 SIM