Kepler–Poinsot polyhedron

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:Polygon nonconvex regular polyhedron
gptkbp:category	gptkb:regular_star_polyhedra gptkb:uniform_polyhedra
gptkbp:discoveredBy	gptkb:Louis_Poinsot gptkb:Johannes_Kepler
gptkbp:Euler_characteristic	not 2 (due to nonconvexity)
gptkbp:faced	varies by type
gptkbp:faceType	regular polygons
gptkbp:firstDescribed	early 17th century
gptkbp:hasDuals	yes
https://www.w3.org/2000/01/rdf-schema#label	Kepler–Poinsot polyhedron
gptkbp:includes	gptkb:great_dodecahedron gptkb:great_icosahedron gptkb:great_stellated_dodecahedron gptkb:small_stellated_dodecahedron
gptkbp:namedAfter	gptkb:Louis_Poinsot gptkb:Johannes_Kepler
gptkbp:numberOfSides	varies by type
gptkbp:relatedTo	Platonic solid
gptkbp:studiedIn	gptkb:geometry
gptkbp:symmetry	icosahedral symmetry
gptkbp:type	4
gptkbp:usedIn	mathematical art theoretical geometry
gptkbp:vertices	varies by type
gptkbp:bfsParent	gptkb:great_dodecahedron gptkb:great_icosahedron gptkb:great_stellated_dodecahedron gptkb:small_stellated_dodecahedron gptkb:Great_dodecahedron gptkb:Great_icosahedron gptkb:Great_stellated_dodecahedron gptkb:Small_stellated_dodecahedron
gptkbp:bfsLayer	7