查询词典 perturbation function

The difference of Runge-Kutta method, the method of multiple scales, the first method of interpolate perturbation, the.

分析了龙格库塔法、多尺度法、插值摄动第一法、插值摄动第二法等4种方法在计算一类非线性振动问题时的差异，给出了每一种方法对应的时程图和相位图，编写了每种方法的Matlab程序。

To solve such problems, a special method of calculation "Perturbation Method for Variable Boundary Problems" has been put forward, including the corresponding condition of convergence.

这里提供一种解决这类问题的计算方法——"变动边界微扰法"，并给出了微扰过程的收敛条件。

The miss distance caused by guidance method error and the effects of perturbation are compensated in this initial guidance law.

该初制导方法能补偿制导方法误差和轨道摄动对拦截脱靶量的影响。

In this paper, the absorption property of the left-handed material rectangular waveguide was studied by use of the perturbation method, and other novel properties were revealed.

采用微扰法研究了左手介质矩形波导的吸收特性。

With the help of Singular Perturbation method,...

基于奇异摄动法分析，数值求解了绕二维平板流动流场，壁面摩阻系数和热流率的计算结果与现有的实验和理论结果相一致。

The first control method is a kind of perturbation control and can stabilize the BZ-CSTR chemical chaos to its embedded unstable periodic orbits.

第一种控制方案是一种微扰控制，并能将BZ-CSTR化学混沌稳定控制到其内嵌的不稳定周期轨道上去。

The question studied in the dissertation is supported by National Natural Science Fund(N259675041): Theory and Method of Visual Inverse Perturbation Method.

本文针对上述存在问题，研究机械和工程结构动力优化设计的理论和方法，重点研究逆摄动法求解上述两类反问题。

By extending the method of the perturbation control applied to 1-D systems to 2-D discrete dynamical systems, we study its control on spatial chaos in the sense of space.

空间混沌的参数微扰控制将一维系统的参数微扰控制拓展到2-D离散动力系统上，真正从空间意义上研究2-D离散动力系统的混沌控制，实现了其空间混沌的控制，并利用Lyapunov第一方法给出了不动平面稳定的一个充分条件。

Specifically,- By using Melnikov method of perturbation criteria, the conditions of periodicparamtric perturbations to control chaos in Lorenz system are discussed.

具体可以分为：-利用微扰判据的Melnikov方法讨论周期扰动参数引导Lorenz混沌系统进入低周期轨道的参数条件。

In this paper,the absorption property of the left-handed material rectangular waveguide was studied by use of the perturbation method,and other novel properties were revealed.

采用微扰法研究了左手介质矩形波导的吸收特性。由于色散方程的限制，左手介质波导不能传输基模，它的吸收特性也与右手介质矩形波导明显不同。

We have something to do in the new stage.

在这段崭新的时期中，我们有一些要做的。

The difference between tourism decision-making under uncertainty and risky tourism decision-making is indistinctive.

其中不确定性旅游决策和风险旅游决策的界线比较模糊，两者的区分是相对的。