Zhuk, V. V. Some sharp inequalities for uniform best approximations of periodic functions. (English. Russian original) Zbl 0303.41028 Sov. Math., Dokl. 15, 335-337 (1974); translation from Dokl. Akad. Nauk SSSR 214, 1245-1246 (1974). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 41A50 Best approximation, Chebyshev systems 42A75 Classical almost periodic functions, mean periodic functions PDF BibTeX XML Cite \textit{V. V. Zhuk}, Sov. Math., Dokl. 15, 335--337 (1974; Zbl 0303.41028); translation from Dokl. Akad. Nauk SSSR 214, 1245--1246 (1974)