Pentagonal-octagonal duotegum
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| Pentagonal-octagonal duotegum | |
|---|---|
| Rank | 4 |
| Type | Uniform dual |
| Space | Spherical |
| Notation | |
| Coxeter diagram | m5o2m8o |
| Elements | |
| Cells | 40 digonal disphenoids |
| Faces | 40+40 isosceles triangles |
| Edges | 5+8+40 |
| Vertices | 5+8 |
| Vertex figure | 8 pentagonal tegums, 5 octagonal tegums |
| Measures (edge length 1) | |
| Central density | 1 |
| Related polytopes | |
| Dual | Pentagonal-octagonal duoprism |
| Conjugates | Pentagonal-octagrammic duotegum, Pentagrammic-octagonal duotegum, Pentagrammic-octagrammic duotegum |
| Abstract & topological properties | |
| Euler characteristic | 0 |
| Orientable | Yes |
| Properties | |
| Symmetry | H2×I2(8), order 160 |
| Convex | Yes |
| Nature | Tame |
The pentagonal-octagonal duotegum, also known as the 5-8 duotegum, is a duotegum that consists of 40 digonal disphenoids and 13 vertices.
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