Its properties are frequently used and discussed in the study of matrix and related mathematical knowledge.
我们在研究矩阵及学习有关数学知识时，经常要讨论幂零矩阵的性质。
In the chapter 1, the author introduce the history of development and the related knowledge of the sign pattern matrix, and the main results of the paper.
第一章主要是介绍符号模式矩阵的研究历史与相关基本概念，本文结论。
应用推荐