Great retropental hecatonicosachoron

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Great retropental hecatonicosachoron
Rank4
TypeUniform
Notation
Bowers style acronymGriphi
Elements
Cells120 giddy
Faces1200 hexagons, 720 decagrams
Edges3600
Vertices720
Vertex figurePentagonal stephanoid
Measures (edge length 1)
Circumradius
Number of external pieces93600
Level of complexity272
Related polytopes
ArmyRox
RegimentRagishi
ConjugateMriphi
Convex coreHecatonicosachoron
Abstract & topological properties
Euler characteristic–1080
OrientableNo
Properties
SymmetryH4, order 14400
ConvexNo
NatureTame

The great retropental hecatonicosachoron, or griphi, is a nonconvex noble uniform polychoron that consists of 120 great dodecicosahedra. Ten great dodecicosahedra join at each vertex.

Gallery[edit | edit source]

Vertex coordinates[edit | edit source]

The vertices are the same as those of the regiment colonel, the rectified great stellated hecatonicosachoron.

External links[edit | edit source]