矩阵的矩阵

Quasi diagonally dominant matrix with chain of non-zero elements ; Comparison matrix ; Principal minor

本文主要讨论了拟具非零元素链对角占优矩阵的几个性质，丰富了拟具非零元素链对角占优矩阵的理论。

Some results related to invertible matrices over bounded distributive lattice are generalized to matrices over incline.

将有界分配格上可逆矩阵的有关结果推广到坡上的矩阵。

A class of inverse eigenvalue problem for sub-periodic Jacobi matrices, as well as its properties, were discussed.

讨论了一类由谱数据构造子周期Jacobi矩阵的特征值反问题，以及子周期Jacobi矩阵的相关性质。

On theory and application, studying the eigenvalue of special matrix is easier than the general matrix.

在理论与应用上，相比一般矩阵的特征值，特殊矩阵的特征值更容易研究。

Matrix iteration method can be employed to figure out the first eigenvalue and eigenvector of a matrix.

矩阵迭代法是求矩阵的第一阶特征值与特征向量的一种数值方法。

In the paper , we gives a condition and an expression of general solution of a matrix equation AXB=C by using some matrix techniques and elementary operations on matrices.

文章应用矩阵的初等变换等技巧，给出了任意域上矩阵方程AXB =C的有解条件、实用解法及通解。

In this paper, a practical solving method and an expression of general solution of a matrix equation AXB=CYD are given by using matrix techniques and elementary operation s on matrix.

应用矩阵的初等变换技巧，给出了任意域上矩阵方程AXB =CYD的通用表达式及解法。

In addition,in the elementary theory of number through making use of primary transformation of matrix the quetient and remainder of first-degree.polynomial could be caculatedand this method should be spread applied to mth-degree polynomial,at last,the application of primary transformation would be spreaded in block matrix,here are the instances and explanation.

另外，在初等数论中，还可以用矩阵的初等变换来求一次带余除法的商及余式，并将其推广到一般除式为次多项式。最后把初等变换在分块矩阵中进行推广，并举例说明。

In the respect of pseudo dynamic test, the author explained the influencing factors of initial inputting stiffness matrix and the equivalent method of mass matrix of model.

在拟动力试验方面，指出了联机试验中初始刚度矩阵的影响因素，建立了模型质量矩阵的等效方法。

For equivalent discernibility matrix has equivalent attribute reduction,the domain is partitioned into compatible and imcompatible elements in this paper.

利用等价差别矩阵具有相同属性约简的思想，将元素对象分割成相容对象与矛盾对象，通过对参与构造差别矩阵的行与列元素进行约简，减少了某些重复计算过程，提高了计算效率。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。