查询词典 polytope

G is called point-transitive if it has a point-transitive automorphism group. Let PM denote the perfect matching polytope of the graph G.

称G是顶点可传递的，如果其自同构群是顶点传递的。G的完美匹配多面体记作PM。

In Chapter 2, we characterize the bipartite graphs whose graph of perfect matching polytope is bipartite graph.

在这章的最后，我们列举了本文的主要研究成果。

Polytope and Ellipsoidal techniques had been used for constrained system control, but they were either too complexor too conservative for many applications.

已有的处理上述约束系统控制问题的多面体方法和椭球方法在实际应用过程中分别存在计算繁琐和计算保守的问题。

Our work on the problem of robust controller design for linear time-delay systems with nonlinear uncertain parameters are mainly concerned about thefollowing three aspects:Firstly, based on Lyapunov theory and using linear matrix inequation method, we put forward a plan to design the state feedback controller of the system with high structured uncertainty and matrix polytope structured uncertainty.

第三，在非结构不确定性假设下，基于系统的解和Bellman-Gronwall不等式，得出这类系统鲁棒稳定的充分条件。

In the following, this dissertation does some research works about the other system—HDS with uncertainties of polytope using the existent methods, and proves that the system is exponential stable with respect to its invariant set under some conditions making use of Lyapunov function.

然后，本文针对另一类具体的混合动态系统——具有多面体不确定性的混合动态系统，沿用已有的稳定性分析方法对其模型进行分析，最终借助Lyapunov函数证明了在一定的条件下系统关于其不变集是指数稳定的。

Results show that the energy function is Lyapunov stable and the network can be used for finding the minimum covering sphere of a polytope.

第七章 利用有理函数逼近的许多优良特性，构造了一种新的有理连分式链神经网络，给出了网络的一般拓扑结构图和学习算法。

The problems of robust stabilization of interval plants,diamond plants,and multilinear polytope of plants which are formed byconnecting more than one uncertain plants in series are discussed.

讨论了不确定区间对象族，不确定菱形对象族及多对象串联所构成的多线性凸多面体对象族的鲁棒镇定，并分别给出了顶点镇定结果。

The basic steps of this method are as follows.The firststep is to derive a necessary condition such that the families of quasipolynomials withone parameter,corresponding to the edges of the polytope,have pure imaginary rootsby using the Dixon's resultant for polynomials.Then to check that the casescorresponding to the parameters obtained in the first step are in fact impossible byusing the generalized Sturm criterion and some stability criteria.

其基本思路是先利用多项式方程组的Dixon结式理论导出使各棱边对应的单参数特征拟多项式有纯虚根时，参数值应满足的一个等式条件，即所谓的Dixon结式等于零，然后由广义Sturm判别法验证对所有参数值，Dixon结式不等于零，或使结式等于零的解不产生特征拟多项式的纯虚根。

Based on nonsmooth analysis theory, the viability criterion is verified under the condition that the set-valued mapping in the right hand side is a polytope and the boundary function of the region is subdifferentiable and its subdifferential is a convex hull of finitely many points.

当右端集值映射为多面体，边界为次可微函数，且次微分为有限点集凸包时，基于非光滑分析理论，给出了在一点处检验生存性条件是否成立的方法。

In recent years,the use of LMI to check stability for polytope matrices has become a useful tool.

近几年来，用线性矩阵不等式检验矩阵多胞形稳定性已成为一个十分有用的工具。

Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.

Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。

I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.

我来只是现在，'歼灭战perfuming自己与胡努特，那麼，他来到和SAT 。