subgraph public under mathematical-graph 38 List Picture As a command %3 n0 subgraph n2 connected-component n0->n2 n3 graph-path n0->n3 n4 induced-subgraph n0->n4 n5 spanning-tree n0->n5 n6 graph-cycle n0->n6 n7 graph-matching n0->n7 n1 mathematical-graph n1->n0