Sansone, Giovanni,  1888- <br/><br/>
Orthogonal functions / 
by Giovanni Sansone ; Translated from the Italian by Ainsley H. Diamond ;  With a foreword by Einar Hille. 
 - Rev. English ed. 
 - New York :  Interscience Publishers ,  1959. 
 - 411 p. :  ill.  ;  24 cm. 
 - Pure and applied mathematics ;  v. 9 .
<br/><br/> Translation of the first four chapters of Sviluppi in serie di funzi oni ortogonali, which appeared as part 2 of Moderna teoria delle funzio ni di variabile reale, by G. Vitali and G. Sansone. 3d ed., 1952. 
<br/><br/>Includes bibliographical references (p. 399-408) and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Functions, Orthogonal.
<br/><br/><label>Dewey Class. No.: </label>517.35