check_dag               Check DAG structure
check_scale_free        Test whether a network has a scale-free degree
                        distribution
classify_nodes          Classify vertices by their role in the citation
                        network
component_paths         Extract main paths from every component of a
                        disconnected network
edge_weights            Tabulate edge-level traversal weights
main_path               Extract the main path(s) from a
                        traversal-weighted DAG
mpa                     Main Path Analysis
node_weights            Tabulate node-level traversal weights
plot_mpa                Plot a network with the main path highlighted
read_gephi_export       Read a Gephi export file (GEXF or GraphML)
read_pajek              Read a Pajek network file (.net)
traversal_weights       Compute traversal weights for edges in a
                        citation DAG
