Triangular-decagrammic duoprism
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Triangular-decagrammic duoprism | |
---|---|
Rank | 4 |
Type | Uniform |
Notation | |
Bowers style acronym | Tistadedip |
Coxeter diagram | x3o x10/3o () |
Elements | |
Cells | 10 triangular prisms, 3 decagrammic prisms |
Faces | 10 triangles, 30 squares, 3 decagrams |
Edges | 30+30 |
Vertices | 30 |
Vertex figure | Digonal disphenoid, edge lengths 1 (base 1), √5–√5/2 (base 2), √2 (sides) |
Measures (edge length 1) | |
Circumradius | |
Hypervolume | |
Dichoral angles | Trip–4–stiddip: 90° |
Trip–3–trip: 72° | |
Stiddip–10/3–stiddip: 60° | |
Height | |
Central density | 3 |
Number of external pieces | 13 |
Level of complexity | 12 |
Related polytopes | |
Army | Semi-uniform tradedip |
Regiment | Tistadedip |
Dual | Triangular-decagrammic duotegum |
Conjugate | Triangular-decagonal duoprism |
Abstract & topological properties | |
Flag count | 720 |
Euler characteristic | 0 |
Orientable | Yes |
Properties | |
Symmetry | A2×I2(10), order 120 |
Convex | No |
Nature | Tame |
The triangular-decagrammic duoprism, also known as tistadedip or the 3-10/3 duoprism, is a uniform duoprism that consists of 10 triangular prisms and 3 decagrammic prisms, with 2 of each at each vertex.
Vertex coordinates[edit | edit source]
The coordinates of a triangular-decagrammic duoprism, centered at the origin and with unit edge length, are given by:
- ,
- ,
- ,
- ,
- ,
- .
Representations[edit | edit source]
A triangular-decagrammic duoprism duoprism has the following Coxeter diagrams:
- x3o x10/3o () (full symmetry)
- x3o x5/3x () (A2×H2 symmetry, decagons as dipentagons)
External links[edit | edit source]
- Bowers, Jonathan. "Category A: Duoprisms".
- Klitzing, Richard. "nd-mb-dip".