李文建, 段魁臣. 几类五阶微分方程的不稳定定理(英文)[J]. Journal of Xinjiang University (Natural Science Edition in Chinese and English), 2000, (3).DOI:
几类五阶微分方程的不稳定定理(英文)
摘要
通过李雅普诺夫第二方法
研究了七类五阶非线性微分方程
得到了相关的不稳定性定理
并较大程度地改进了前人的工作
Abstract
In this paper
by using Lyapunov\'s second method
we study six kinds of fifth order differential systems and obtain some sufficient conditions for the instability of those systems.
关键词
Keywords
references
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[2 ] Ezeilo JO C.Instability theorems for certain fifth order differential equations[J] .Maths ProcCamb Phil.,1 978,84:343~ 344.
Li Wenjian,Yu.Yuanhong Instability theorem for some fourth and fifth order differentialequations[J] .Journal of Xinjiang University(Natural Science,Chinese) ,1 990 ,7(2 ) :6~ 1 0