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一类四阶非线性泛函微分方程解的振动性
Oscillation for Fourth Order Nonlinear Functional Differential Equations
【摘要】 研究了一类四阶非线性泛函微分方程(1/(r(t))x″(t))″+n∑i=1p_i(t)f_i(x(σ_i(t)))=0,建立了该方程所有解振动性的判定条件。
【Abstract】 In this paper,the author investigates the oscillation criteria of all solutions of the fourth order nonlinear functional differential equations.
【关键词】 四阶泛函微分方程;
非线性;
振动性;
【Key words】 fourth order functional differential equation; nonlinear; oscillation;
【Key words】 fourth order functional differential equation; nonlinear; oscillation;
- 【文献出处】 衡阳师范学院学报 ,Journal of Hengyang Normal University , 编辑部邮箱 ,2018年06期
- 【分类号】O175
- 【下载频次】45