Combinatorica`
Combinatorica`
NumberOfGraphs
As of Version 10, most of the functionality of the Combinatorica package is built into the Wolfram System. »
NumberOfGraphs[n]
returns the number of nonisomorphic undirected graphs with 
vertices.
NumberOfGraphs[n,m]
returns the number of nonisomorphic undirected graphs with 
vertices and 
edges.
更多信息和选项
- To use NumberOfGraphs, you first need to load the Combinatorica Package using Needs["Combinatorica`"].
Wolfram Research (2012)，NumberOfGraphs，Wolfram 语言函数，https://reference.wolfram.com/language/Combinatorica/ref/NumberOfGraphs.html.
文本
Wolfram Research (2012)，NumberOfGraphs，Wolfram 语言函数，https://reference.wolfram.com/language/Combinatorica/ref/NumberOfGraphs.html.
CMS
Wolfram 语言. 2012. "NumberOfGraphs." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/Combinatorica/ref/NumberOfGraphs.html.
APA
Wolfram 语言. (2012). NumberOfGraphs. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/Combinatorica/ref/NumberOfGraphs.html 年