Zhuk, V. V. Über die Genauigkeit der Darstellung einer stetigen 2\(\pi\)-periodischen Funktion mittels linearer Approximationsmethoden. (Russian) Zbl 0254.42002 Izv. Vyssh. Uchebn. Zaved., Mat. 1972, No. 8(123), 46-59 (1972). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page MSC: 42A10 Trigonometric approximation 41A45 Approximation by arbitrary linear expressions 41A25 Rate of convergence, degree of approximation PDF BibTeX XML Cite \textit{V. V. Zhuk}, Izv. Vyssh. Uchebn. Zaved., Mat. 1972, No. 8(123), 46--59 (1972; Zbl 0254.42002)