%0 Journal Article %A S. B. Gashkov %T On the complexity of the approximate realization of some classical functions %J Matematičeskie trudy %D 1994 %P 14-33 %V 27 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_1994_27_a2/ %G ru %F MT_1994_27_a2