| Acronym | ... |
| Name | 2srip+20trip (?) |
| Circumradius | sqrt(7/5) = 1.183216 |
| General of army | srip |
| Colonel of regiment | srip |
| Confer |
|
Looks like a compound of 2 coincident small rhombated pentachoron (srip) plus 20 more triangular prisms (trip), which coincide with those of the srips by 4 each.
Incidence matrix according to Dynkin symbol
x3β3β3o
both( . . . . ) | 60 | 1 1 4 2 | 1 2 1 4 2 3 | 2 1 1 3
----------------+----+--------------+-------------------+----------
both( x . . . ) | 2 | 30 * * * | 1 0 0 2 2 0 | 2 1 0 2
sefa( x3β . . ) | 2 | * 30 * * | 1 0 0 2 0 0 | 2 0 0 1
sefa( . s3s . ) | 2 | * * 120 * | 0 1 0 1 0 1 | 1 0 1 1
sefa( . . β3o ) | 2 | * * * 60 | 0 0 1 0 1 1 | 0 1 1 1
----------------+----+--------------+-------------------+----------
x3β . . ♦ 6 | 3 3 0 0 | 10 * * * * * | 2 0 0 0
both( . s3s . ) ♦ 3 | 0 0 3 0 | * 40 * * * * | 1 0 1 0
. . β3o ♦ 3 | 0 0 0 3 | * * 20 * * * | 0 1 1 0
sefa( x3β3β . ) | 4 | 1 1 2 0 | * * * 60 * * | 1 0 0 1
sefa( x 2 β3o ) | 4 | 2 0 0 2 | * * * * 30 * | 0 1 0 1
sefa( . β3β3o ) | 3 | 0 0 2 1 | * * * * * 60 | 0 0 1 1
----------------+----+--------------+-------------------+----------
x3β3β . ♦ 24 | 12 12 24 0 | 4 8 0 12 0 0 | 5 * * *
x 2 β3o ♦ 6 | 3 0 0 6 | 0 0 2 0 3 0 | * 10 * *
. β3β3o ♦ 12 | 0 0 24 12 | 0 8 4 0 0 12 | * * 5 *
sefa( x3β3β3o ) ♦ 6 | 2 1 4 2 | 0 0 0 2 1 2 | * * * 30
starting figure: x3x3x3o
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