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On the strong summability and approximation of Fourier series. (English) Zbl 0418.42003

Approximation theory, Warszawa 1975, Banach Cent. Publ. 4, 143-157 (1979).

MSC:

42A10 Trigonometric approximation
42A24 Summability and absolute summability of Fourier and trigonometric series
41A10 Approximation by polynomials
40F05 Absolute and strong summability

Citations:

Zbl 0405.00008
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