Assertion: polyhedron | /r/HasProperty | homeomorphic
Facets:
value: to a convex polyhedron
type: OTHER
value: to a sphere
type: TRANSITIVE-OBJECT
value: topologically
type: DEGREE
Source sentences:
text: He in essence noticed that the graph of a convex polyhedron (or more generally what today we would call a polyhedron which is topologically homeomorphic to a sphere) has a planar connected graph.
text: According to Euler’s theorem, if the polyhedron is convex or is homeomorphic to a convex polyhedron, then its Euler characteristic is 2.