Certain cases when Fourier sums give best order approximation
Doklady Akademii Nauk, Tome 183 (1968) no. 6, pp. 1254-1257
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@article{DAN_1968_183_6_a4,
author = {G. I. Natanson},
title = {Certain cases when {Fourier} sums give best order approximation},
journal = {Doklady Akademii Nauk},
pages = {1254--1257},
publisher = {mathdoc},
volume = {183},
number = {6},
year = {1968},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DAN_1968_183_6_a4/}
}
G. I. Natanson. Certain cases when Fourier sums give best order approximation. Doklady Akademii Nauk, Tome 183 (1968) no. 6, pp. 1254-1257. http://geodesic.mathdoc.fr/item/DAN_1968_183_6_a4/