%0 Journal Article %A V. V. Gorokhovik %A A. S. Tykoun %T Abstract Convexity of Functions with Respect to the Set of Lipschitz (Concave) Functions %J Trudy Instituta matematiki i mehaniki %D 2019 %P 73-85 %V 25 %N 3 %U http://geodesic.mathdoc.fr/item/TIMM_2019_25_3_a6/ %G ru %F TIMM_2019_25_3_a6