%0 Journal Article %A G. N. Nikolaev %T Renormalization group approach to function approximation and to improving subsequent approximations %J Teoretičeskaâ i matematičeskaâ fizika %D 2010 %P 243-261 %V 164 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TMF_2010_164_2_a5/ %G ru %F TMF_2010_164_2_a5