时滞

Innovation is an unabated impetus to depress time lag of Chinese course.

创新是降低语文课程时滞的不竭动力。

Aimed at one order system, a way to design the optimal weights associatedwith edges of undirected graph composed of multi-agent systems is presented.

本文针对如何提高一阶群体系统和高阶群体系统的收敛性和时滞鲁棒性问题分别给出了解决方法。

Using the Lyapunov-Krasovskii functional stability theorem, it is proved that the designed controller makes the closed-loop system semi-globally uniformly ultimate bounded.

所提出的控制器设计思路可以推广到更高阶的多重时滞非线性系统。

Stability of the positive equilibrium and the existence and uniquity of Hopf bifurcation for a class general ecological model with delays are investigated.

研究了一类具有时滞的广义生态模型平衡态的稳定性与Hopf分支存在唯一性。

However, the time-delay has no essential effect on the periodic solution and unstable solution.

而油膜力时滞对于系统的稳态同步周期解和失稳解，则没有本质影响。

Through such a study, it is also shown that when the time delay is long enough such that the stability switches of the equilibrium of system halt, the bifurcation branches originated from the critical time delays cannot be surely stable or unstable in the whole solution space, that is, their stability depends on cases.

利用打靶法的数值结果说明了当系统平衡点不再发生稳定性切换时，源自这些临界时滞处的解支的稳定性在整个解空间的稳定性具有不可判定性，这也说明由多尺度法所得高阶近似判定的解支的稳定性事实上只表示解支在局部中心流形上的稳定性，而非在整个解空间中的稳定性。

Whether the upper bound of the derivation of the delay is restricted or not. The results obtained are

的衰减率。所获得的指数稳定性指标也适用于变时滞的导数已知和未知的情况，且比现存的

In order to improve the robustness of time delay filter, vector diagram and zero placement method are applied to design robust time delay filter.

并当系统的模型参数未知时，提出了自适应时滞滤波器的方法，通过在线辨识系统的模型参数，来实时校正滤波器的脉冲幅值和时间，以适应系统参数不确定的情况。

Robust stability, interval vector differential equation systems, interval discrete time-delay systems, interval matrix polynomials, Lyapunov approach

鲁棒稳定性，区间向量微分方程系统，区间离散时滞系统，区间矩阵多项式，李雅普诺夫方法

The stability of system is analyzed, and weak convergence condition for output tracking is given.

本文考虑离散时间随机系统S，系统的时滞为1，其模型形式如下

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新