CGAL 5.2.3 - 3D Boolean Operations on Nef Polyhedra
Nef_3/nef_3_simple.cpp
#include <CGAL/Homogeneous.h>
#include <CGAL/Nef_polyhedron_3.h>
typedef CGAL::Nef_polyhedron_3<Kernel> Nef_polyhedron;
int main() {
Nef_polyhedron N0(Nef_polyhedron::EMPTY);
Nef_polyhedron N1(Nef_polyhedron::COMPLETE);
CGAL_assertion (N0 == N1.complement());
CGAL_assertion (N0 != N1);
return 0;
}