1) first order differential equations with delay
一阶时滞微分方程
1.
The periodic boundary value problem for first order differential equations with delay and monotone iterative methods;
一阶时滞微分方程周期边值问题单调迭代法
2) 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
4) (2k)th-order delay differential equation
2k阶时滞微分方程
6) 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。
补充资料:二阶线性齐次微分方程
二阶线性微分方程的一般形式为
ay"+by'+cy=f(1)
其中系数abc及f是自变量x的函数或是常数。函数f称为函数的自由项。若f≡0,则方程(1)变为
ay"+by'+cy=0(2)
称为二阶线性齐次微分方程,而方程(1)称为二阶线性非齐次微分方程。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条