%0 Journal Article %A A.-R. K. Ramazanov %A V. G. Magomedova %T On conditions for the convexity of splines with respect to three-point rational interpolants %J Daghestan Electronic Mathematical Reports %D 2017 %P 1-6 %V 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DEMR_2017_8_a0/ %G ru %F DEMR_2017_8_a0