%0 Journal Article %A N. V. Hovakimyan %T The geometrical properties of optimal trajectories in the game of simple pursue on plane in the presence of obstacle %J Proceedings of the Yerevan State University. Physical and mathematical sciences %D 1991 %P 32-39 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/UZERU_1991_1_a4/ %G ru %F UZERU_1991_1_a4