Grand stellated 120-cell
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| Grand stellated 120-cell | |
|---|---|
 Orthogonal projection |
|
| Type | Schläfli-Hess polychoron |
| Cells | 120 {5/2,5} |
| Faces | 720 {5/2} |
| Edges | 720 |
| Vertices | 120 |
| Vertex figure | {5,5/2} |
| Schläfli symbol | {5/2,5,5/2} |
| Coxeter-Dynkin diagram |     |
| Symmetry group | H4, [3,3,5] |
| Dual | self-dual |
| Properties | -- |
In geometry, the grand stellated 120-cell is a star polychoron with Schläfli symbol {5/2,5,5/2}. It is one of 10 regular Schläfli-Hess polychora.
It has the same edge arrangement as the grand 600-cell, icosahedral 120-cell, and the same face arrangement as the great stellated 120-cell.
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[edit] References
- Edmund Hess, (1883) Einleitung in die Lehre von der Kugelteilung mit besonderer Berücksichtigung ihrer Anwendung auf die Theorie der Gleichflächigen und der gleicheckigen Polyeder [1].
- H. S. M. Coxeter, Regular Polytopes, 3rd. ed., Dover Publications, 1973. ISBN 0-486-61480-8.
[edit] See also
- List of regular polytopes
- Convex regular 4-polytope - Set of convex regular polychoron
- Kepler-Poinsot solids - regular star polyhedron
- Star polygon - regular star polygons
