// file: examples/Polyhedron/polyhedron_prog_simple.C #include #include typedef CGAL::Simple_cartesian Kernel; typedef CGAL::Polyhedron_3 Polyhedron; typedef Polyhedron::Halfedge_handle Halfedge_handle; int main() { Polyhedron P; Halfedge_handle h = P.make_tetrahedron(); if ( P.is_tetrahedron(h)) return 0; return 1; }