%0 Journal Article
%A A. V. Fryantsev
%T On numerical approximation of differential polynomials
%J Izvestiya of Saratov University. Mathematics. Mechanics. Informatics
%D 2007
%P 39-43
%V 7
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ISU_2007_7_2_a8/
%G ru
%F ISU_2007_7_2_a8