• edge : undirected_t , directed_t , bidirected_t
• edge_iterator : undirected_t , directed_t , bidirected_t
• edge_name_t : bidirected_t , undirected_t , directed_t
• graph : undirected_t , bidirected_t , directed_t
• map : undirected_t , bidirected_t , directed_t
• vertex : undirected_t , directed_t , bidirected_t
• vertex_name_t : directed_t , undirected_t , bidirected_t
• vertex_set : seed