Protter, Murray H <br/><br/>
Maximum principles in differential equations / 
Murray H Protter and Hans F Weinberger 
 - Englewood Cliffs :  Prentice-Hall,  1967 
 - 261p. illus. 24cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Differential equations.
<br/><br/><label>Dewey Class. No.: </label>515.35  / PRO