/*!
\example BGL_arrangement_2/arr_print.h
\example BGL_arrangement_2/arr_rational_nt.h
\example BGL_arrangement_2/arrangement_dual.cpp
\example BGL_arrangement_2/primal.cpp
\example BGL_polyhedron_3/cube.off
\example BGL_polyhedron_3/distance.cpp
\example BGL_polyhedron_3/kruskal.cpp
\example BGL_polyhedron_3/kruskal_with_stored_id.cpp
\example BGL_polyhedron_3/normals.cpp
\example BGL_polyhedron_3/incident_vertices.cpp
\example BGL_triangulation_2/dijkstra.cpp
\example BGL_triangulation_2/dijkstra_with_internal_properties.cpp
\example BGL_triangulation_2/emst.cpp
\example BGL_surface_mesh/prim.cpp
\example Surface_mesh_skeletonization/simple_mcfskel_example.cpp
*/
