%0 Journal Article %A G. A. Fomin %T A property of orthogonal series in Jacobi polynomials %J Matematičeskie zametki %D 1986 %P 684-690 %V 39 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1986_39_5_a6/ %G ru %F MZM_1986_39_5_a6