交换律

防御矩阵满足乘法交换律的证明

Study on the Defense Matrix Meeting Commutative Law of Multiplication

论理解的层次性与接受学习的取向&以乘法交换律的教学为例

On Levels of Understanding and Adoption of Reception Learning

文中提出了服从乘法交换律的分块矩阵求逆矩阵的简化原理；

The basic concept of simplifying the evaluation of the inverse of a matrix with commutative partitioned submatrix is analyzed .

本文主要讨论了适合反交换律的环的一些性质，并得出反交换环一定是交换环。

This paper mainly discuss some property of ring which fit into anti-commutative law , and arrive at a conclusion that anti-commutative law is commutable .

该组合方法满足结合律和交换律，充分利用冲突证据信息，解决了冲突证据组合中的三类问题。

The combination rule of the method satisfies commutative law and associative law , fully uses information of conflict evidences , and solves three kinds of problems appeared in conflict evidences combination process .

本文在总结当前学者们已有研究成果的基础上，将侦查活动一般规律概括为：主客体相关律、因果关系律、专群结合律及物质交换律。

Based on the research results of contemporary scholars , this paper generalizes the general law of investigative activities as law of subject and object , law of causation , law of conjunction of special work and social work , law of material exchange .

此外，本文还首次提出了人体耗散结构系统能量摄入的层次性模型、人口容量和适度人口的热力学模型、人口能量密度均衡律模型和能量交换不等律。

Besides , for the first time , this paper bring forward arranging model from human body Dissipation Structure systematic energy input , thermodynamics model of the population carrying capacity and optimum population , the population energy densitys law model , and the law of energy exchange unequal .