矩阵的矩阵

There are all kinds of inverse eigenvalue and generalized inverse eigenvalue problems in the fields of structural design, vibration system, automation control and matrix decision etc.

在结构设计、振动系统、自动控制、矩阵对策等领域中存在各种各样的矩阵逆特征值问题及广义逆特征值问题。

And finally we obtain the necessary and sufficient conditions for a fuzzy matrix to be idempotent.

得到了Fuzzy群矩阵是幂等矩阵的充分必要条件。

To begin with the concepts of incidence matrix and independent cutset matrix.

文中介绍关联矩阵、独立割集矩阵的概念。

You should know what the inverse of a matrix is and how to compute it for any matrix. You should know how to transpose a matrix.

你应该知道一个矩阵的逆以及如何计算，你应该知道如何转置一个矩阵。

Secondly, we discuss some properties of matrix above which are similiar to the irreducible nonnegative matrix.

其次，讨论了上述矩阵中类似于不可约非负矩阵的一些性质。

The relationship between 8 isometry transforms matrix and its corresponding invert matrix was given and the calculation of fractal codes was simplified.

此外，还给出了8种旋转变换矩阵与其对应逆矩阵的关系，从而进一步简化分形码求解。

Kronecker product ; Generalized inverses of a matrix ; Matrix equation

Kronecker积；矩阵的广义逆；矩阵方程

In §8, we give the exist conditions, explicit expressions and fast algorithms of left inverse and right inverse of m× n Vandermonde-type matrix and Loewner-type matrix.

在§8中，给出了mxnLoewner型矩阵和Vandermonder型矩阵的左逆和右逆、表达式及快速算法。

For a variety of matrix calculation, including the matrix, such as addition subtraction multiplication division.

详细说明：用于各种矩阵计算，包括矩阵的加法减法乘法除法等。

This paper analyses the LR factorization of matrix,and improves the algorithm based on recursive algorithm and iteration,and brings forth the developed method of matrix factorization,which accelerates the convergence speed of the factorization.

将方程组系数矩阵的LR分解算法过程加以改进，加入递归算法，使矩阵产生分块。

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％。