2) Invertible matrixs column
可逆方阵列
4) inverse of a square matrix
方阵的逆矩阵
5) inverse of covariance matrixs
协方差矩阵的逆矩阵
1.
This paper puts forward some methods of finding inverse matrixs and pass to solve inverse of covariance matrixs in order to explain inverse matrixs application in portfolio investment.
本文就不同类型矩阵的逆矩阵,给出了几种常见解法,并通过求协方差矩阵的逆矩阵,来说明逆矩阵在证券投资组合中的应
6) inverse matrix
逆阵
1.
Taking asphalt anticorrosive coating as an example,by using the theory of an Markov chain,the application of an inverse matrix in prediction for coating degradation was illustrated,which provides a basis for determining the aging distribution of the pipeline s external anticorrosive coating.
介绍了埋地燃气管道外防腐层老化状况评价标准,以沥青外防腐层为例,通过应用马尔可夫链理论,阐述了基于逆阵的外防腐层老化状况预测的方法,从而为确定整条管线外防腐层老化状况分布提供了理论依据。
2.
Inverse matrix is an important matrix in linear algebra ,whether can use line or list transformation simultaneously in obtaining the inverse matrix of a given matrix? This paper deals with the problem.
逆阵是线性代数中的一个重要矩阵,能否同时使用矩阵的初等行、列变换求逆阵?本文就这一问题进行探讨。
3.
The methods such as Cramer\'s rule and multiplication by an inverse matrix for solving a linear system are valid only when the coefficient matrix is regular.
克拉默法则、逆阵乘积法只能求解系数行列式不为零的适定方程组;初等变换法可以直观地解决所有类型的超定、欠定、适定方程组,是一种普适的方法;利用向量空间概念求解线性方程组,更能从本质上把握线性方程组的解的性质。
补充资料：提婆五逆与三逆
【提婆五逆与三逆】
（故事）(参见：五逆)
（故事）(参见：五逆)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条