Acronym | ... |
Name | 2tigid (?) |
Circumradius | sqrt[(17+5 sqrt(5))/8] = 1.876844 |
Vertex figure | 2[10/4,102] |
General of army | f3x5o |
Colonel of regiment | tigid |
Confer |
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Looks like a compound of 2 truncated great dodecahedra (tigid), and indeed vertices, edges, and {10} all coincide by pairs.
Incidence matrix according to Dynkin symbol
x5/4x5x5*a . . . | 120 | 1 1 1 | 1 1 1 -----------+-----+----------+--------- x . . | 2 | 60 * * | 1 1 0 . x . | 2 | * 60 * | 1 0 1 . . x | 2 | * * 60 | 0 1 1 -----------+-----+----------+--------- x5/4x . | 10 | 5 5 * | 12 * * x . x5*a | 10 | 5 0 5 | * 12 * . x5x | 10 | 0 5 5 | * * 12 snubbed forms: s5/4s5s5*a
β5/2x5x both( . . . ) | 120 | 1 1 1 | 1 1 1 ----------------+-----+----------+--------- both( . x . ) | 2 | 60 * * | 1 1 0 both( . . x ) | 2 | * 60 * | 1 0 1 sefa( β5/2x . ) | 2 | * * 60 | 0 1 1 ----------------+-----+----------+--------- both( . x5x ) | 10 | 5 5 0 | 12 * * β5/2x . ♦ 10 | 5 0 5 | * 12 * sefa( β5/2x5x ) | 10 | 0 5 5 | * * 12 starting figure: x5/2x5x
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