In this paper, the concept of the characteristic polynomial, the converse graph, the symmetrical closure and others are defined.

本文引入有向图的特征多项式、反图、对称闭包等概念。初步探讨它们与图的某些整体性质的关系。

youdao

In this paper, the concept of the characteristic polynomial, the converse graph, the symmetrical closure and others are defined.

本文引入有向图的特征多项式、反图、对称闭包等概念。初步探讨它们与图的某些整体性质的关系。

youdao