| In an undirected graph, (i,j) means that node i and node j are connected with an undirected edge. | |
| The nodes are numbered from 0 to 8, and the edges are: (5,6) (4,3) (6,8) (3,5) (1,3) (7,2) (3,2) (1,5) (4,5) (2,0) (4,7) (8,4) (6,7). |
| In an undirected graph, (i,j) means that node i and node j are connected with an undirected edge. | |
| The nodes are numbered from 0 to 8, and the edges are: (5,6) (4,3) (6,8) (3,5) (1,3) (7,2) (3,2) (1,5) (4,5) (2,0) (4,7) (8,4) (6,7). |