+print("nb faces",mesh.NbFaces())
+print()
+
+# activate creation of faces
+cartHyp.SetToCreateFaces( True )
+
+mesh.Compute()
+print("nb hexahedra",mesh.NbHexas())
+print("nb tetrahedra",mesh.NbTetras())
+print("nb polyhedra",mesh.NbPolyhedrons())
+print("nb faces",mesh.NbFaces())
+print()