1) light Z-matrix
轻Z-矩阵
2) Z-matrix
Z-矩阵
1.
A Numerical Algorithm for the Minimal Eigenvalue and its Eigenvector of Z-matrix;
Z-矩阵最小特征值及特征向量的数值算法
2.
It is proved that if the coefficient matrix is an irreducible Z-matrix, H-matrix or positive definite matrix, then the preconditioned Gauss-Seidel iterative method is convergent.
给出一种预条件Gauss-Seidel迭代法,证明了当系数矩阵A为不可约的Z-矩阵、H-矩阵、正定矩阵时该方法收敛,从而扩展了该方法的适用范围,最后通过数值例子验证所得的主要结论。
3.
Some linear transformations are adopt in the study of nonnegative-matrix and Z-matrix,and some properties are kept unvarying(for example spectral,trace of matrix).
在对非负矩阵和Z-矩阵研究时,必要的方法是对它们进行变换、简化,同时这些变换常常要求必须保持矩阵一些性质(如矩阵谱迹等)不变。
3) Z-matrix
Z矩阵
4) inverse Z-matrix
逆Z矩阵
5) [Z] matrix interpolati?
[Z]矩阵插值
6) z circular matrix
Z循环矩阵
1.
The general elements of inverse matrix of z circular matrix are extracted with the help of Vandermonde s matrix, then simplified by means of the summertric polynomial σ_1, σ_2…σ_n of the "n" radical roots of the equation, x~(?)-Z=0.
本文先利用范德蒙矩阵求得Z循环矩阵逆矩阵的一般元素,然后利用方程x~(?)-z=0的n个根的对称多项式σ_1、σ_2、…、σ_n予以简化。
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