TY - JOUR AU - N. N. Subbotina AU - L. G. Shagalova TI - On the continuous extension of a generalized solution of the Hamilton-Jacobi equation by characteristics that form a central field of extremals JO - Trudy Instituta matematiki i mehaniki PY - 2015 SP - 220 EP - 235 VL - 21 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TIMM_2015_21_2_a18/ LA - ru ID - TIMM_2015_21_2_a18 ER -