Jost, Jurgen  <br/><br/>
Partial differential equations / 
Jurgen Jost 
 - 3rd ed. 
 - New York,  Springer:  2013. 
 - 410 p.  HB 
<br/><br/>1. Introduction: What are partial differential equations?<br/>2. The laplace equation as the prototype of an elliptic partial differential equation of second order<br/>3. The maximum principle.. 
<br/><br/><label>ISBN: </label>9781461448082 
<br/><br/><label>Dewey Class. No.: </label>515.353  / JOS/P