Kuczma, Marek <br/><br/>
Iterative functional equations / 
Marek Kuczma, Bogdan Choczewski, Roman Ger 
 - New York :  Cambridge University Press,  1990 
 - xix, 552 p. :  ill. ;  24 cm. 
 - Encyclopedia of mathematics and its applications ;  v. 32 .
<br/><br/>Includes bibliographical references (p. 504-545) and indexes 
<br/><br/><label>ISBN: </label>9780521355612 (hbk) 0521355613 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functional equations<br/>Functions of real variables