2) Nonlinear second order differential systems
非线性二阶微分系统
3) the second order linear difference system
二阶线性差分系统
4) second order differential system
二阶微分系统
1.
We give sufficient conditions for the existence of at least one solution of the second order differential system-x″(t)=f(t,x) with boundary value conditions x(0)=0,x′(1)=0 and x(0)=A,x(1)=B by the method of the lower and upper solutions.
通过推广上下解的概念,利用上下解方法讨论了二阶微分系统-x″(t)=f(t,x)分别在边值条件x(0)=0,x′(1)=0和x(0)=A,x(1)=B下解的存在性。
5) second-order linear systems
二阶线性系统
1.
Parameterization of high order PI observers for second-order linear systems;
二阶线性系统高阶PI观测器的参数化设计
2.
The problem of proportional plus derivative (PD) feedback eigenstructure configuration and its applications in optimal control problems are investigated in a second-order linear systems.
考虑了二阶线性系统的比例微分(PD)反馈特征结构配置问题以及其在最优控制问题中的应用。
3.
The design of high-order proportional plus integral ( PI) observers in second-order linear systems is investigated and a parametric method to solve this design problem is proposed.
考虑二阶线性系统的高阶比例积分(PI)观测器设计问题,提出了一种参数化方法。
6) linear system of two order
二阶线性系统
1.
The simulation analysis of linear system of two order;
二阶线性系统的仿真分析
2.
The linear system of two order which is widely applied to different fields.
二阶线性系统应用非常广泛,MATLAB语言是功能十分强大的工程计算及数值分析软件,它提供了高效的信号处理工具箱。
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