Assertion: polyhedron's polygon | /r/HasProperty | dihedra
Facets:
Source sentences:
text: These are almost the same as (Euclidean) geometric convex polyhedra, but they come without a position in space and they necessarily include the doubly covered convex polygons (dihedra) which otherwise might not be considered to be polyhedra.
text: These are almost the same as (Euclidean) geometric convex polyhedra, but they come without a position in space and they necessarily include the doubly covered convex polygons (dihedra) which otherwise might not be considered to be polyhedra.