Storozhenko, Eh. A.; Osval’d, P. Jackson’s theorem in the spaces \(L^p(R^k)\), \(0<p<1\). (English. Russian original) Zbl 0354.41019 Sov. Math., Dokl. 17(1976), 1069-1073 (1977); translation from Dokl. Akad. Nauk SSSR 229, 554-557 (1976). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 41A65 Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) 41A50 Best approximation, Chebyshev systems 42A10 Trigonometric approximation PDF BibTeX XML Cite \textit{Eh. A. Storozhenko} and \textit{P. Osval'd}, Sov. Math., Dokl. 17, 1069--1073 (1976; Zbl 0354.41019); translation from Dokl. Akad. Nauk SSSR 229, 554--557 (1976)