Cheney, E. W. (Elliott Ward), 1929- <br/><br/>
Introduction to approximation theory 
by E.W. Cheney. 
 - New York :  MacGraw-Hill,  1966. 
 - xii, 259 p. ;  23 cm. 
 - International series in pure and applied mathematics. .
<br/><br/>Bibliography : p. 234-254. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Approximation theory