1. Vertex set:{1,2,3,4,5,6,7,8}
Edge set: {{1,2},{1,8},{2,3},{2,8},{3},{3,5},{3,8},{5,6},{5,8},{6,8},{7}}
Loops: {{3},{7}}
Isolated vertices: {4}
Parallel edges: {{1,8},{6,8}}
Back to Section 11.1