Lectures on functional equations and their applications 
J. Aczel, Scripta Technica, Hansjorg Oser (Editor) 
 - Mineola, NY  Dover Publications  2006 
 - xxi, 510 p. ; 22 cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9780486445236 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functional equations<br/>Funktionalgleichung
<br/><br/><label>Dewey Class. No.: </label>515.75 ACZ