Yaqub, Adil,  1928- <br/><br/>
Elementary functions 
Adil Yaqub 
 - Boston  Houghton Mifflin  1975 
 - 427 p. : ill. ; 24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0395170931 
<br/><br/><label>LCCN: </label>Lc-73-11772 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions