graph metric The vertex set of an (undirected) graph and the distances between vertices form a metric space if and only if the graph is connected. Such a metric space is known as a graph metric.
graph metric
数学辞典收录了4151条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。