On the relation between Fourier and Leont’ev coefficients with respect to Smirnov spaces

• Published in: Український математичний журнал
• Date: 2004
• Main Author: Forster, B.
• Format: Article
• Language: English
• Published: Інститут математики НАН України 2004
• Subjects: Статті
• Online Access: https://nasplib.isofts.kiev.ua/handle/123456789/163637
• Journal Title: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Cite this: On the relation between Fourier and Leont’ev coefficients with respect to Smirnov spaces / B. Forster // Український математичний журнал. — 2004. — Т. 56, № 4. — С. 517–526. — Бібліогр.: 8 назв. — англ.

Yu. Mel’nik showed that the Leont’ev coefficients Κ f (λ) in the Dirichlet series 2n/(n+1)<p>2 of a function f ∈E p (D), 1 < p < ∞, are the Fourier coefficients of some function F ∈L p , ([0, 2π]) and that the first modulus of continuity of F can be estimated by the first moduli and m...