%0 Journal Article %A N. N. Subbotina %A L. G. Shagalova %T On the continuous extension of a generalized solution of the Hamilton-Jacobi equation by characteristics that form a central field of extremals %J Trudy Instituta matematiki i mehaniki %D 2015 %P 220-235 %V 21 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TIMM_2015_21_2_a18/ %G ru %F TIMM_2015_21_2_a18