%0 Journal Article %A F. S. Stonyakin %A I. V. Baran %T On some algorithms for constrained optimization problems with relative accuracy with respect to the objective functional %J Trudy Instituta matematiki i mehaniki %D 2020 %P 198-210 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2020_26_3_a16/ %G ru %F TIMM_2020_26_3_a16