%0 Journal Article %A N. I. Chernykh %T The approximation of functions by polynomials with constraints %J Informatics and Automation %D 1967 %P 75-130 %V 88 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1967_88_a6/ %G ru %F TRSPY_1967_88_a6