Acronym | ... |
Name | 2sissid (?) |
Circumradius | sqrt[(5-sqrt(5))/8] = 0.587785 |
Vertex figure | [(5/2)10]/2 |
General of army | ike |
Colonel of regiment | sissid |
Confer |
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Looks like a compound of 2 small stellated dodecahedra (sissid), and indeed edges and faces both coincide by pairs, but vertices are identified.
Incidence matrix according to Dynkin symbol
x5/2o5/2o5/2*a . . . | 12 | 10 | 5 5 ---------------+----+----+------ x . . | 2 | 60 | 1 1 ---------------+----+----+------ x5/2o . | 5 | 5 | 12 * x . o5/2*a | 5 | 5 | * 12
x5/3o5/3o5/2*a . . . | 12 | 10 | 5 5 ---------------+----+----+------ x . . | 2 | 60 | 1 1 ---------------+----+----+------ x5/3o . | 5 | 5 | 12 * x . o5/2*a | 5 | 5 | * 12
o5/3x5/3o5/2*a . . . | 12 | 10 | 5 5 ----------+----+----+------ . x . | 2 | 60 | 1 1 ----------+----+----+------ o5/3x . | 5 | 5 | 12 * . x5/3o | 5 | 5 | * 12
o5/2o5β both( . . . ) | 12 | 10 | 5 5 ----------------+----+----+------ sefa( . o5β ) | 2 | 60 | 1 1 ----------------+----+----+------ . o5β ♦ 5 | 5 | 12 * sefa( o5/2o5β ) | 5 | 5 | * 12 starting figure: o5/2o5x
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