A5''
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| A5'' | |
|---|---|
 | |
| Rank | 3 |
| Type | Acrohedron |
| Notation | |
| Stewart notation | A5'' |
| Elements | |
| Faces | 10+20 triangles, 2 pentagons |
| Edges | 10+10+20+20 |
| Vertices | 5+5+10 |
| Abstract & topological properties | |
| Flag count | 200 |
| Euler characteristic | 2 |
| Orientable | Yes |
| Genus | 0 |
| Properties | |
| Symmetry | H2×A1, order 20 |
| Convex | No |
A5'' is a non-convex polyhedron with regular faces.
Gallery[edit | edit source]
-
A section of A5'' showing a star pentambus pseudo-face.
-
A5'' inside of a dodecahedron with 10 coincident vertices.
Related polyhedra[edit | edit source]
This polyhedron is a special instance of the much larger class of edge-expanded bi-antiprisms, in fact "exo {5} (2,0) EEA".
External links[edit | edit source]
- Klitzing, Richard. Edge-Expanded Bi-Antiprisms
Bibliography[edit | edit source]
- Stewart, Bonnie (1964). Adventures Amoung the Toroids (2 ed.). ISBN 0686-119 36-3.
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