2. Shortest Path Related Functions

2.1. igraph_shortest_paths — The length of the shortest paths between vertices.
2.2. igraph_get_shortest_paths — Calculates the shortest paths from/to one vertex.
2.3. igraph_get_all_shortest_paths — Finds all shortest paths (geodesics) from a vertex to all other vertices
2.4. igraph_average_path_length — Calculates the average geodesic length in a graph.
2.5. igraph_path_length_hist — Create a histogram of all shortest path lenghts
2.6. igraph_diameter — Calculates the diameter of a graph (longest geodesic).
2.7. igraph_girth — The girth of a graph is the length of the shortest circle in it.