Acronym | ... |
Name | 2deca (?) |
Circumradius | sqrt(2) = 1.414214 |
General of army | deca |
Colonel of regiment | deca |
Confer |
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Looks like a compound of 2 decachora (deca), and indeed all but the Grünbaumian elements coincide by pairs.
Incidence matrix according to Dynkin symbol
β3x3x3o both( . . . . ) | 60 | 1 2 1 | 2 1 1 2 | 1 2 1 ----------------+----+----------+-------------+------ both( . x . . ) | 2 | 30 * * | 2 0 1 0 | 1 2 0 both( . . x . ) | 2 | * 60 * | 1 1 0 1 | 1 1 1 sefa( β3x . . ) | 2 | * * 30 | 0 0 1 2 | 0 2 1 ----------------+----+----------+-------------+------ both( . x3x . ) | 6 | 3 3 0 | 20 * * * | 1 1 0 both( . . x3o ) | 3 | 0 3 0 | * 20 * * | 1 0 1 β3x . . ♦ 6 | 3 0 3 | * * 10 * | 0 2 0 sefa( β3x3x . ) | 6 | 0 3 3 | * * * 20 | 0 1 1 ----------------+----+----------+-------------+------ both( . x3x3o ) ♦ 12 | 6 12 0 | 4 4 0 0 | 5 * * β3x3x . ♦ 24 | 12 12 12 | 4 0 4 4 | * 5 * sefa( β3x3x3o ) ♦ 12 | 0 12 6 | 0 4 0 4 | * * 5 starting figure: x3x3x3o
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