%0 Journal Article %A V. I. Burenkov %T On the connection between the behavior of a solution of a~partial differential equation at infinity and its differential properties %J Informatics and Automation %D 1967 %P 56-68 %V 89 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1967_89_a4/ %G ru %F TRSPY_1967_89_a4