On the behavior of characteristics of equations of mixed type with a closed line of degeneracy
Differencialʹnye uravneniâ, Tome 18 (1982) no. 3, pp. 533-534
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@article{DE_1982_18_3_a19,
author = {A. G. Kuz'min},
title = {On the behavior of characteristics of equations of mixed type with a closed line of degeneracy},
journal = {Differencialʹnye uravneni\^a},
pages = {533--534},
year = {1982},
volume = {18},
number = {3},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DE_1982_18_3_a19/}
}
A. G. Kuz'min. On the behavior of characteristics of equations of mixed type with a closed line of degeneracy. Differencialʹnye uravneniâ, Tome 18 (1982) no. 3, pp. 533-534. http://geodesic.mathdoc.fr/item/DE_1982_18_3_a19/