diff --git a/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/examples.txt b/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/examples.txt
index f3d19cb4c94..9a03d716697 100644
--- a/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/examples.txt
+++ b/Arrangement_on_surface_2/doc/Arrangement_on_surface_2/examples.txt
@@ -1,52 +1,59 @@
 /*!
-\example Arrangement_on_surface_2/aggregated_insertion.cpp
-\example Arrangement_on_surface_2/algebraic_curves.cpp
-\example Arrangement_on_surface_2/algebraic_segments.cpp
-\example Arrangement_on_surface_2/batched_point_location.cpp
-\example Arrangement_on_surface_2/Bezier_curves.cpp
-\example Arrangement_on_surface_2/bgl_dual_adapter.cpp
-\example Arrangement_on_surface_2/bgl_primal_adapter.cpp
-\example Arrangement_on_surface_2/bounded_vertical_decomposition.cpp
-\example Arrangement_on_surface_2/circles.cpp
-\example Arrangement_on_surface_2/circular_arcs.cpp
-\example Arrangement_on_surface_2/conics.cpp
-\example Arrangement_on_surface_2/conic_multiplicities.cpp
-\example Arrangement_on_surface_2/consolidated_curve_data.cpp
-\example Arrangement_on_surface_2/count_and_trace.cpp
-\example Arrangement_on_surface_2/curve_history.cpp
-\example Arrangement_on_surface_2/dcel_extension.cpp
-\example Arrangement_on_surface_2/dcel_extension_io.cpp
-\example Arrangement_on_surface_2/dual_lines.cpp
-\example Arrangement_on_surface_2/dual_with_data.cpp
-\example Arrangement_on_surface_2/edge_insertion.cpp
-\example Arrangement_on_surface_2/edge_manipulation.cpp
-\example Arrangement_on_surface_2/edge_manipulation_curve_history.cpp
-\example Arrangement_on_surface_2/face_extension.cpp
-\example Arrangement_on_surface_2/face_extension_overlay.cpp
-\example Arrangement_on_surface_2/generic_curve_data.cpp
-\example Arrangement_on_surface_2/global_insertion.cpp
-\example Arrangement_on_surface_2/global_removal.cpp
-\example Arrangement_on_surface_2/incremental_insertion.cpp
-\example Arrangement_on_surface_2/io.cpp
-\example Arrangement_on_surface_2/io_curve_history.cpp
-\example Arrangement_on_surface_2/isolated_vertices.cpp
-\example Arrangement_on_surface_2/observer.cpp
-\example Arrangement_on_surface_2/overlay.cpp
-\example Arrangement_on_surface_2/overlay_color.cpp
-\example Arrangement_on_surface_2/overlay_unbounded.cpp
-\example Arrangement_on_surface_2/point_location.cpp
-\example Arrangement_on_surface_2/polylines.cpp
-\example Arrangement_on_surface_2/predefined_kernel.cpp
-\example Arrangement_on_surface_2/predefined_kernel_non_intersecting.cpp
-\example Arrangement_on_surface_2/rational_functions.cpp
-\example Arrangement_on_surface_2/special_edge_insertion.cpp
-\example Arrangement_on_surface_2/spherical_insert.cpp
-\example Arrangement_on_surface_2/unbounded_non_intersecting.cpp
-\example Arrangement_on_surface_2/unbounded_rational_functions.cpp
-\example Arrangement_on_surface_2/vertical_ray_shooting.cpp
-\example Arrangement_on_surface_2/draw_arr.cpp
-\example Arrangement_on_surface_2/linear_conics.cpp
-\example Arrangement_on_surface_2/parabolas.cpp
-\example Arrangement_on_surface_2/ellipses.cpp
-\example Arrangement_on_surface_2/hyperbolas.cpp
-*/
+ * \example Arrangement_on_surface_2/aggregated_insertion.cpp
+ * \example Arrangement_on_surface_2/algebraic_curves.cpp
+ * \example Arrangement_on_surface_2/algebraic_segments.cpp
+ * \example Arrangement_on_surface_2/batched_point_location.cpp
+ * \example Arrangement_on_surface_2/Bezier_curves.cpp
+ * \example Arrangement_on_surface_2/bgl_dual_adapter.cpp
+ * \example Arrangement_on_surface_2/bgl_primal_adapter.cpp
+ * \example Arrangement_on_surface_2/bounded_vertical_decomposition.cpp
+ * \example Arrangement_on_surface_2/circles.cpp
+ * \example Arrangement_on_surface_2/circular_arcs.cpp
+ * \example Arrangement_on_surface_2/conics.cpp
+ * \example Arrangement_on_surface_2/conic_multiplicities.cpp
+ * \example Arrangement_on_surface_2/consolidated_curve_data.cpp
+ * \example Arrangement_on_surface_2/count_and_trace.cpp
+ * \example Arrangement_on_surface_2/curve_history.cpp
+ * \example Arrangement_on_surface_2/dcel_extension.cpp
+ * \example Arrangement_on_surface_2/dcel_extension_io.cpp
+ * \example Arrangement_on_surface_2/draw_agas.cpp
+ * \example Arrangement_on_surface_2/draw_arr.cpp
+ * \example Arrangement_on_surface_2/dual_lines.cpp
+ * \example Arrangement_on_surface_2/dual_with_data.cpp
+ * \example Arrangement_on_surface_2/edge_insertion.cpp
+ * \example Arrangement_on_surface_2/edge_manipulation.cpp
+ * \example Arrangement_on_surface_2/edge_manipulation_curve_history.cpp
+ * \example Arrangement_on_surface_2/ellipses.cpp
+ * \example Arrangement_on_surface_2/face_extension.cpp
+ * \example Arrangement_on_surface_2/face_extension_overlay.cpp
+ * \example Arrangement_on_surface_2/generic_curve_data.cpp
+ * \example Arrangement_on_surface_2/global_insertion.cpp
+ * \example Arrangement_on_surface_2/global_removal.cpp
+ * \example Arrangement_on_surface_2/hyperbolas.cpp
+ * \example Arrangement_on_surface_2/incremental_insertion.cpp
+ * \example Arrangement_on_surface_2/io.cpp
+ * \example Arrangement_on_surface_2/io_curve_history.cpp
+ * \example Arrangement_on_surface_2/io_unbounded.cpp
+ * \example Arrangement_on_surface_2/isolated_vertices.cpp
+ * \example Arrangement_on_surface_2/linear_conics.cpp
+ * \example Arrangement_on_surface_2/observer.cpp
+ * \example Arrangement_on_surface_2/overlay.cpp
+ * \example Arrangement_on_surface_2/overlay_color.cpp
+ * \example Arrangement_on_surface_2/overlay_unbounded.cpp
+ * \example Arrangement_on_surface_2/parabolas.cpp
+ * \example Arrangement_on_surface_2/point_location.cpp
+ * \example Arrangement_on_surface_2/polycurve_bezier.cpp
+ * \example Arrangement_on_surface_2/polycurve_circular_arc.cpp
+ * \example Arrangement_on_surface_2/polycurve_conic.cpp
+ * \example Arrangement_on_surface_2/polycurve_geodesic.cpp
+ * \example Arrangement_on_surface_2/polylines.cpp
+ * \example Arrangement_on_surface_2/predefined_kernel.cpp
+ * \example Arrangement_on_surface_2/predefined_kernel_non_intersecting.cpp
+ * \example Arrangement_on_surface_2/rational_functions.cpp
+ * \example Arrangement_on_surface_2/special_edge_insertion.cpp
+ * \example Arrangement_on_surface_2/spherical_insert.cpp
+ * \example Arrangement_on_surface_2/unbounded_non_intersecting.cpp
+ * \example Arrangement_on_surface_2/unbounded_rational_functions.cpp
+ * \example Arrangement_on_surface_2/unb_planar_vertical_decomposition.cpp
+ * \example Arrangement_on_surface_2/vertical_ray_shooting.cpp
+ */