Knopp, Konrad, <br/><br/>
Problem book in the theory of functions.v.2 
Konrad, Knopp 
 - New York,  Dover Publications  [1948-53; v. 2, c1952] 
 - V.2(138p.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions--Problems, exercises, etc.
<br/><br/><label>Universal Decimal Class. No.: </label>517.54  / KNO