The finite time feedback stabilization problem of a class of second order nonlinear system is discussed.
对一类二阶非线性系统的有限时间状态反馈镇定问题进行了讨论。
This paper does research in the unstable second-order linear continuous system with a hysteresis nonlinear feedback.
本文对带有滞回非线性反馈的不稳定二阶线性系统进行了研究。
By making use of monotone iterative technique, the iterative scheme and existence theorem of positive solution are established for a nonlinear second-order boundary value system.
利用单调迭代方法对一个非线性二阶边值系统建立了正解的迭代格式和存在性定理。
In this paper a new concept of phase contrail of phase plane for higher order nonlinear control system based on isoclines method of second-order linear system is proposed.
提了基于二阶线性系统等倾线法绘制相平面原理，实现了高阶非线性控制系统相平面相轨迹的作图算法。
The Solutions of a kind of strongly nonlinear system with quadratic and cubic nonlinearities are derived by means of the MLP method, and its second order approximate solutions are obtained.
用MLP方法求解一类同时具有二次和三次项的强非线性系统的自由振动问题，得到其二级近似解。
Based on the second-order coherence function theory, authors have studied nonlinear effects of third-and fifth-order on polarization beats in a cascade three-level system (TPBCTS and FPBCTS).
本文采用二阶相干函数理论研究了级联三能级系统中三阶及五阶极化拍频(TPBCTS及FPBCTS)的非线性效应。
The governing equations for the problem is modified into a second-order nonlinear differential system with two infinitesimal parameters and a double parameter multiple scale method is presented.
将该问题的基本方程化为具有两个小参数的二阶非线性方程组，并在双参数摄动法和单参数多重尺度法的基础上提出了双参数多重尺度法。
We propose a new method of finding the nonlinear correction term as well as the second order nonlinear susceptibility of the materials by using a modified MZI system.
我们改进了MZI系统，并用其获得了各向同性非线性材料的非线性修正项和二阶非线性磁化率。
Study a class of fourth-order nonlinear systems, decouple the whole system into two second-order systems, and design their separate sliding surface of each subsystems.
然后将一个子系统的控制目标嵌入到另一个子系统的控制目标中，用一个控制量使两个子系统同时向各自的滑模面趋近，使该四阶系统稳定。
Study a class of fourth-order nonlinear systems, decouple the whole system into two second-order systems, and design their separate sliding surface of each subsystems.
然后将一个子系统的控制目标嵌入到另一个子系统的控制目标中，用一个控制量使两个子系统同时向各自的滑模面趋近，使该四阶系统稳定。
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