Pichorides, S. K., 1940- Norms of exponential sums/ S. K. Pichorides. - Orsay: Université de Paris-Sud/Département de Mathématiques, 1977. - 65 leaves ; 30 cm. - Publications Mathématiques d'Orsay, no 77-73. . Bibliography: leaves 63-65. Subjects--Topical Terms: Exponential functions.Calculus, Integral. Dewey Class. No.: 515 / P593n