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The stability of the equilibrium position of Hamiltonian systems with two degrees of freedom. / Bibikov, Yu N.
в: Journal of Applied Mathematics and Mechanics, Том 77, № 2, 2013, стр. 167-171.Результаты исследований: Научные публикации в периодических изданиях › статья › Рецензирование
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TY - JOUR
T1 - The stability of the equilibrium position of Hamiltonian systems with two degrees of freedom
AU - Bibikov, Yu N.
PY - 2013
Y1 - 2013
N2 - The stability of the equilibrium position at the origin of coordinates of a Hamiltonian system with two degrees of freedom with a Hamiltonian, the unperturbed part of which generates oscillators with a cubic restoring force, is considered. It is proved that the equilibrium position is Lyapunov conditionally stable for initial values which do not belong to a certain surface of the Hamiltonian level. A reduction of the system onto this surface shows that, in the generic case, unconditional Lyapunov stability also occurs.
AB - The stability of the equilibrium position at the origin of coordinates of a Hamiltonian system with two degrees of freedom with a Hamiltonian, the unperturbed part of which generates oscillators with a cubic restoring force, is considered. It is proved that the equilibrium position is Lyapunov conditionally stable for initial values which do not belong to a certain surface of the Hamiltonian level. A reduction of the system onto this surface shows that, in the generic case, unconditional Lyapunov stability also occurs.
UR - http://www.scopus.com/inward/record.url?scp=84888384175&partnerID=8YFLogxK
U2 - 10.1016/j.jappmathmech.2013.07.006
DO - 10.1016/j.jappmathmech.2013.07.006
M3 - Article
AN - SCOPUS:84888384175
VL - 77
SP - 167
EP - 171
JO - Journal of Applied Mathematics and Mechanics
JF - Journal of Applied Mathematics and Mechanics
SN - 0021-8928
IS - 2
ER -
ID: 49227140