摘要
讨论了一阶时滞微分方程解的振动性。得出该方程一切解振动的一个新准则。
The aim of this paper is to study the oscillation for the delay differential equation of the first order, x' (t) + Pk(t)x(t - τ(t)) = 0. By some new skills weobtain a new criterion for the oscillation of all solutions of the above equation.
关键词
时滞微分方程
振动性
解
Delay differential equation
oscillation
solution
