Great 120-cell

Great 120-cell

Orthogonal projection
TypeSchläfli-Hess polytope
Cells120 {5,5/2}
Faces720 {5}
Vertex figure{5/2,5}
Schläfli symbol {5,5/2,5}
Coxeter-Dynkin diagram
Symmetry groupH4, [3,3,5]
Properties Regular
Orthogonal projection as a wireframe

In geometry, the great 120-cell or great polydodecahedron is a regular star 4-polytope with Schläfli symbol {5,5/2,5}. It is one of 10 regular Schläfli-Hess polytopes.

Related polytopes

It has the same edge arrangement as the 600-cell, icosahedral 120-cell as well as the same face arrangement as the grand 120-cell.

Orthographic projections by Coxeter planes
H4 - F4



H3 A2 / B3 / D4 A3 / B2




See also


External links

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