Combinatorica`
Combinatorica`
IncidenceMatrix
As of Version 10, most of the functionality of the Combinatorica package is built into the Wolfram System. »
IncidenceMatrix[g]
returns the 
-matrix of graph 
, which has a row for each vertex and a column for each edge and 
if and only if vertex 
is incident upon edge 
. For a directed graph, 
if edge 
is outgoing from 
.
更多信息和选项
- IncidenceMatrix functionality is now available in the built-in Wolfram Language function IncidenceMatrix.
- To use IncidenceMatrix, you first need to load the Combinatorica Package using Needs["Combinatorica`"].
Wolfram Research (2012)，IncidenceMatrix，Wolfram 语言函数，https://reference.wolfram.com/language/Combinatorica/ref/IncidenceMatrix.html.
文本
Wolfram Research (2012)，IncidenceMatrix，Wolfram 语言函数，https://reference.wolfram.com/language/Combinatorica/ref/IncidenceMatrix.html.
CMS
Wolfram 语言. 2012. "IncidenceMatrix." Wolfram 语言与系统参考资料中心. Wolfram Research. https://reference.wolfram.com/language/Combinatorica/ref/IncidenceMatrix.html.
APA
Wolfram 语言. (2012). IncidenceMatrix. Wolfram 语言与系统参考资料中心. 追溯自 https://reference.wolfram.com/language/Combinatorica/ref/IncidenceMatrix.html 年