摘要
利用上、下解的单调迭代方法,讨论了高阶微分方程周期解的存在性,推广了文献[1]中的结果.
By using the monotonic iterative method of above and below solution, the existence of the periodic solution of higher order differential equation is discussed.The results in Article are extended.
出处
《甘肃科学学报》
2005年第2期11-13,共3页
Journal of Gansu Sciences
关键词
高阶常微分方程
周期解
上、下ω-解
higher order differential equation
periodic solution
above and below ω-solution