%0 Journal Article %A A. B. Kurzhanskii %A N. B. Melnikov %T On the problem of control synthesis: the Pontryagin alternating integral and the~Hamilton--Jacobi equation %J Sbornik. Mathematics %D 2000 %P 849-881 %V 191 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2000_191_6_a3/ %G en %F SM_2000_191_6_a3