Arrangement_on_surface_2/include/CGAL/Arr_dcel_base.h
/*! Obtain the isolated vertex iterator (non-const version). */
Obtain the isolated vertex iterator (non-const version).
Obtain the isolated vertex iterator ( non - const version ) .
Isolated_vertex_iterator iterator()
  {
    CGAL_assertion(iter_is_not_singular);
    return (iv_it);
  }
Isolated_vertex_iterator iterator ( ) { CGAL_assertion ( iter_is_not_singular ) ; return ( iv_it ) ; }
Obtain the isolated vertex iterator (non-const version).
Obtain the isolated vertex iterator ( non - const version ) .