Null graph directed: false vcount: 0 edges: { } Singleton graph, no loops directed: false vcount: 1 edges: { } Singleton graph, loops directed: false vcount: 1 edges: { 0 0 } Undirected, no loops directed: false vcount: 10 edges: { 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 4 3 5 3 6 3 7 3 8 3 9 4 5 4 6 4 7 4 8 4 9 5 6 5 7 5 8 5 9 6 7 6 8 6 9 7 8 7 9 8 9 } Directed, no loops directed: true vcount: 10 edges: { 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 4 3 5 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5 2 5 3 5 4 5 6 5 7 5 8 5 9 6 0 6 1 6 2 6 3 6 4 6 5 6 7 6 8 6 9 7 0 7 1 7 2 7 3 7 4 7 5 7 6 7 8 7 9 8 0 8 1 8 2 8 3 8 4 8 5 8 6 8 7 8 9 9 0 9 1 9 2 9 3 9 4 9 5 9 6 9 7 9 8 } Undirected, with loops directed: false vcount: 10 edges: { 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 3 3 4 3 5 3 6 3 7 3 8 3 9 4 4 4 5 4 6 4 7 4 8 4 9 5 5 5 6 5 7 5 8 5 9 6 6 6 7 6 8 6 9 7 7 7 8 7 9 8 8 8 9 9 9 } Directed, with loops directed: true vcount: 10 edges: { 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 2 0 2 1 2 2 2 3 2 4 2 5 2 6 2 7 2 8 2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 6 0 6 1 6 2 6 3 6 4 6 5 6 6 6 7 6 8 6 9 7 0 7 1 7 2 7 3 7 4 7 5 7 6 7 7 7 8 7 9 8 0 8 1 8 2 8 3 8 4 8 5 8 6 8 7 8 8 8 9 9 0 9 1 9 2 9 3 9 4 9 5 9 6 9 7 9 8 9 9 }