Simmons, George F <br/><br/>
Differential equations 

 - New Delhi  Tata McGraw - Hill  2007 
 - xxiii, 656p.  
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780070616097 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations<br/>Fourier series<br/>Mathematics<br/>Numerical methods<br/>Partial differential equations