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Adjacency matrix

From Encyclopedia of Mathematics
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2010 Mathematics Subject Classification: Primary: 05C50 [MSN][ZBL]

of a graph $G$

The $n \times n$ matrix $A$ for a graph on $n$ vertices in which $A_{ij}$ is set equal to 1 if there is an edge from vertex $i$ to vertex $j$, and 0 otherwise.

See Graph for references.

How to Cite This Entry:
Adjacency matrix. Encyclopedia of Mathematics. URL: http://www.encyclopediaofmath.org/index.php?title=Adjacency_matrix&oldid=37062