1) variable retarded differential algebraic equations
变时滞微分代数方程
2) variable delay differential equation
变时滞微分方程
1.
This paper studies the oscillation of second-order variable delay differential equation x"(t)+p(t)f(x(g(t)))=0.
研究二阶非线性变时滞微分方程x″(t)+p(t)f(x(g(t)))=0,对振动因子p(t)变符号的情况讨论了方程的振动性,通过两个已有引理得到了方程振动的两个充分条件。
2.
This paper studies the oscillation of a kind of second-order variable delay differential equation x″(t)+p(t)f(x(g(t)))=0.
研究了二阶非线性变时滞微分方程x″(t)+p(t)f(x(g(t)))=0的振动性,对振动因子p(t)变号的情况,给出了两个重要的引理,并得到方程振动的一个充分性定理。
3) generalized neutral delay differential-algebraic equations
广义中立型滞时微分代数方程组
1.
The asymptotic stability of analytical and numerical solutions of generalized neutral delay differential-algebraic equations was discussed.
讨论了广义中立型滞时微分代数方程组理论和数值解的渐近稳定性。
4) first order variable coefficient linear non homogenous delay differential equation
一阶变系数线性非齐次时滞微分方程
5) Retarded differential equation
时滞微分方程
1.
Threepoint boundary value problem for a second order retarded differential equation is investigated and provide sufficient conditions to guarantee that the existence of at least two positive solutionsar obtained.
研究了一个二阶时滞微分方程的三点边值问题,给出了其至少有2个正解的充分条件。
2.
A boundary value problem for semi-linear retarded differential equations with nonlinear boundary condition is studied.
利用变形边界函数法与上下解方法,研究了一类具非线性边界条件的半线性时滞微分方程边值问题,得到了此边值问题解的存在性的充分条件。
6) delay differential equations
时滞微分方程
1.
Interval forced oscillation criterion of the second order nonlinear delay differential equations;
二阶非线性时滞微分方程区间强迫振动准则
2.
Asymptotic Behavior of Solutions to a Sort of Impulsive delay differential equations;
一类具脉冲时滞微分方程解的渐近性
3.
Oscillation of delay differential equations;
某类时滞微分方程的振动性
补充资料：代数方程
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