A problem of distinguishing the center and focus for a case of a complex singular point
Differencialʹnye uravneniâ, Tome 22 (1986) no. 5, pp. 789-794
Cet article a éte moissonné depuis la source Math-Net.Ru
@article{DE_1986_22_5_a7,
author = {A. P. Sadovskii},
title = {A problem of distinguishing the center and focus for a case of a complex singular point},
journal = {Differencialʹnye uravneni\^a},
pages = {789--794},
year = {1986},
volume = {22},
number = {5},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/DE_1986_22_5_a7/}
}
A. P. Sadovskii. A problem of distinguishing the center and focus for a case of a complex singular point. Differencialʹnye uravneniâ, Tome 22 (1986) no. 5, pp. 789-794. http://geodesic.mathdoc.fr/item/DE_1986_22_5_a7/