Acronym | stardedip |
Name | pentagram - decagon duoprism |
Circumradius | sqrt[(10+2 sqrt(5))/5] = 1.701302 |
Dihedral angles | |
Face vector | 50, 100, 65, 15 |
Confer | n/d,m/b-dip |
External links |
Incidence matrix according to Dynkin symbol
x5/2o x10o . . . . | 50 | 2 2 | 1 4 1 | 2 2 -----------+----+-------+---------+----- x . . . | 2 | 50 * | 1 2 0 | 2 1 . . x . | 2 | * 50 | 0 2 1 | 1 2 -----------+----+-------+---------+----- x5/2o . . | 5 | 5 0 | 10 * * | 2 0 x . x . | 4 | 2 2 | * 50 * | 1 1 . . x10o | 10 | 0 10 | * * 5 | 0 2 -----------+----+-------+---------+----- x5/2o x . ♦ 10 | 10 5 | 2 5 0 | 10 * x . x10o ♦ 20 | 10 20 | 0 10 2 | * 5
x5/2o x5x . . . . | 50 | 2 1 1 | 1 2 2 1 | 1 1 2 ----------+----+----------+------------+------ x . . . | 2 | 50 * * | 1 1 1 0 | 1 1 1 . . x . | 2 | * 25 * | 0 2 0 1 | 1 0 2 . . . x | 2 | * * 25 | 0 0 2 1 | 0 1 2 ----------+----+----------+------------+------ x5/2o . . | 5 | 5 0 0 | 10 * * * | 1 1 0 x . x . | 4 | 2 2 0 | * 25 * * | 1 0 1 x . . x | 4 | 2 0 2 | * * 25 * | 0 1 1 . . x5x | 10 | 0 5 5 | * * * 5 | 0 0 2 ----------+----+----------+------------+------ x5/2o x . ♦ 10 | 10 5 0 | 2 5 0 0 | 5 * * x5/2o . x ♦ 10 | 10 0 5 | 2 0 5 0 | * 5 * x . x5x ♦ 20 | 10 10 10 | 0 5 5 2 | * * 5
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