谱半径

At the same time, for the process additive and multiplicative uncertainties mostly encountered in practice, the sufficient and necessary conditions for holding the control system robust stability are analyzed, and thus, an intuitive determination method is provided based on the spectral radius criterion.

同时，对于实际中最常见的被控过程的加性和乘性不确定性，分析了控制系统保证鲁棒稳定性的充要条件，由此给出了基于谱半径判据的直观判定方法。

To be the set of graphs with given chromatic number, matching number and diameter, respectively.

在前两节，我们主要研究给定树的匹配数或控制数后，具有最小的Laplacian谱半径的树的刻画。并对于一些特殊的树，我们得到了完全的刻画。

In this paper ,we proved that The Laplacian radius of the complete graph of star is 2n+1

本文证明了星图的全图的拉普拉斯谱半径为2n+1这一结论

However,the spectral condition number of the coefficient matrix becomes larger and the rate of residual convergence becomes slow.

然而，虽然所得的系数矩阵是非亏损的，但却导致谱半径变大，使得残量的收敛速度变慢。

Also, by using exponential dichotomy, contraction map theorem and matrix theory, some sufficient conditions are obtained to ensure the existence and global exponential stability of almost periodic solution for MAM neural network with distributed delays.

利用矩阵的谱半径、指数二分法结合运用压缩映射原理获得了分布时滞多向联想记忆神经网络模型概周期解的存在性，并在相同条件下证明了概周期解的全局指数稳定性。

In this paper, the c cyclic graph whose largest eigenvalue of its Laplaeian matrix equals v is obtained, and the relation of c and m is studied.

得到了Laplacian谱半径等于阶数的所有c圈图，研究了c与m之间的关系。

Particularly, for some generalized diagonally dominant matrix M, upper bounds of the spectral radius of the iterative matrix M~(-1)Nare presented.

对矩阵M-为几类广义对角占优矩阵的情形，给出了迭代矩阵M~(-1)N谱半径的上界估计式。

The second chapter studies the spectral radius of unicyclic graphs given order and edge independence number, the spectral radius of bicyclic graphs.

第二章，研究了给定阶和边独立数的单圈图的谱半径，研究了双圈图的谱半径。

This paper investigates the smallest singular value of matrices, the spectral radius of the iterative matrix, the minimal eigenvalue of irreducible M-matrices and some spectral properties of tensor product of matrices.

本文主要研究了矩阵最小奇异值，迭代矩阵的谱半径，不可约M矩阵的最小特征值以及矩阵张量积的一些谱性质。

The investigation is based on three methods: the twisted factorization、LU factorization of tridiagonal matrix and expression the block inverse matrix with four block column vectors.

该算法比经典的LU算法约快两倍。研究了非奇H矩阵的谱半径，得到一个非奇H矩阵谱半径的上界估计式。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。