Matematičeskie zametki, Tome 16 (1974) no. 4, pp. 571-576
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J. D. Mirzov. Ability of the solutions of a system of nonlinear differential equations to oscillate. Matematičeskie zametki, Tome 16 (1974) no. 4, pp. 571-576. http://geodesic.mathdoc.fr/item/MZM_1974_16_4_a8/
@article{MZM_1974_16_4_a8,
author = {J. D. Mirzov},
title = {Ability of the solutions of a~system of nonlinear differential equations to oscillate},
journal = {Matemati\v{c}eskie zametki},
pages = {571--576},
year = {1974},
volume = {16},
number = {4},
language = {ru},
url = {http://geodesic.mathdoc.fr/item/MZM_1974_16_4_a8/}
}
TY - JOUR
AU - J. D. Mirzov
TI - Ability of the solutions of a system of nonlinear differential equations to oscillate
JO - Matematičeskie zametki
PY - 1974
SP - 571
EP - 576
VL - 16
IS - 4
UR - http://geodesic.mathdoc.fr/item/MZM_1974_16_4_a8/
LA - ru
ID - MZM_1974_16_4_a8
ER -
%0 Journal Article
%A J. D. Mirzov
%T Ability of the solutions of a system of nonlinear differential equations to oscillate
%J Matematičeskie zametki
%D 1974
%P 571-576
%V 16
%N 4
%U http://geodesic.mathdoc.fr/item/MZM_1974_16_4_a8/
%G ru
%F MZM_1974_16_4_a8
We prove sufficient conditions and also necessary and sufficient conditions for the proper solutions of the system $$ u'_i=f_i(t,u_1,u_2)\quad(i=1,2). $$ to be able to oscillate.
