Heptagonal-octagonal duotegum
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| Heptagonal-octagonal duotegum | |
|---|---|
| Rank | 4 |
| Type | Uniform dual |
| Space | Spherical |
| Notation | |
| Coxeter diagram | m7o2m8o |
| Elements | |
| Cells | 56 digonal disphenoids |
| Faces | 56+56 isosceles triangles |
| Edges | 7+8+56 |
| Vertices | 7+8 |
| Vertex figure | 8 heptagonal tegums, 7 octagonal tegums |
| Measures (edge length 1) | |
| Central density | 1 |
| Related polytopes | |
| Dual | Heptagonal-octagonal duoprism |
| Conjugates | Heptagonal-octagrammic duotegum, Heptagrammic-octagonal duotegum, Heptagrammic-octagrammic duotegum, Great heptagrammic-octagonal duotegum, Great heptagrammic-octagrammic duotegum |
| Abstract & topological properties | |
| Euler characteristic | 0 |
| Orientable | Yes |
| Properties | |
| Symmetry | I2(7)×I2(8), order 224 |
| Convex | Yes |
| Nature | Tame |
The heptagonal-octagonal duotegum, also known as the 7-8 duotegum, is a duotegum that consists of 56 digonal disphenoids and 15 vertices.
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