This paper gives a new method of finding the minimal sub-tree and gives the method of finding the matrix of minimal path weight.

本文给出了求最小部分树的一种新方法，同时给出最短路权的矩阵求法。

youdao

This paper gives a new method of finding the minimal sub-tree and gives the method of finding the matrix of minimal path weight.

本文给出了求最小部分树的一种新方法，同时给出最短路权的矩阵求法。

youdao