Murgescu, Viorel Sur l’estimation en moyenne d’ordre 2p des fonctions discretes. (French) Zbl 0389.41013 Bul. Inst. Politeh. Iași, Secț. I 17(21), No. 1-2, 63-70 (1971). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 41A45 Approximation by arbitrary linear expressions 41A50 Best approximation, Chebyshev systems PDFBibTeX XMLCite \textit{V. Murgescu}, Bul. Inst. Politeh. Iași, Secț. I 17(21), No. 1--2, 63--70 (1971; Zbl 0389.41013)