| Acronym | ... |
| Name | 2rap (?) |
| Circumradius | sqrt(3/5) = 0.774597 |
| General of army | rap |
| Colonel of regiment | rap |
| Confer |
|
Looks like a compound of 2 coincident rectified pentachora (rap), and indeed vertices, edges, triangles and tetrahedra (tet) all coincide by pairs.
Incidence matrix according to Dynkin symbol
β3x3o3o
both( . . . . ) | 20 ♦ 3 3 | 3 3 3 | 1 3 1
----------------+----+-------+----------+------
both( . x . . ) | 2 | 30 * | 2 1 0 | 1 2 0
sefa( β3x . . ) | 2 | * 30 | 0 1 2 | 0 2 1
----------------+----+-------+----------+------
both( . x3o . ) | 3 | 3 0 | 20 * * | 1 1 0
β3x . . ♦ 6 | 3 3 | * 10 * | 0 2 0
sefa( β3x3o . ) | 3 | 0 3 | * * 20 | 0 1 1
----------------+----+-------+----------+------
both( . x3o3o ) ♦ 4 | 6 0 | 4 0 0 | 5 * *
β3x3o . ♦ 12 | 12 12 | 4 4 4 | * 5 *
sefa( β3x3o3o ) ♦ 4 | 0 6 | 0 0 4 | * * 5
starting figure: x3x3o3o
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