Adjacency Matrix/Examples/Simple Graph

Example of Adjacency Matrix
The elements of the adjacency matrix of a simple graph are $0$ and $1$, and the diagonal elements are all zero:


 * SimpleGraph-new.png $\qquad \begin{pmatrix}

0 & 1 & 1 & 0 \\ 1 & 0 & 1 & 0 \\ 1 & 1 & 0 & 1 \\ 0 & 0 & 1 & 0 \\ \end{pmatrix}$