几类五阶微分方程的不稳定定理(英文)Instability Teorems for Some Nonlinear Differential Systems of Fifth Order
李文建,段魁臣
摘要(Abstract):
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
关键词(KeyWords): 五阶非线性微分方程;零解;李雅普诺夫函数;不稳定性
基金项目(Foundation):
作者(Author): 李文建,段魁臣
参考文献(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.
- [3] 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