Assertion: polyhedron's diagonal | /r/HasProperty | non-manifold surfaces
Facets:
value: with no diagonals
type: OTHER
value: outside the polyhedron
type: LOCATION
Source sentences:
text: There are other known polyhedra such as the Schönhardt polyhedron for which there are no interior diagonals (that is, all diagonals are outside the polyhedron) as well as non-manifold surfaces with no diagonals (Szabó 1984, 2009).