Acronym | stastodip |
Name | pentagram - octagram duoprism |
Circumradius | sqrt[(15-5 sqrt(2)-sqrt(5))/10] = 0.754511 |
Dihedral angles | |
Face vector | 40, 80, 53, 13 |
Confer | n/d,m/b-dip |
External links |
Incidence matrix according to Dynkin symbol
x5/2o x8/3o . . . . | 40 | 2 2 | 1 4 1 | 2 2 ------------+----+-------+--------+---- x . . . | 2 | 40 * | 1 2 0 | 2 1 . . x . | 2 | * 40 | 0 2 1 | 1 2 ------------+----+-------+--------+---- x5/2o . . | 5 | 5 0 | 8 * * | 2 0 x . x . | 4 | 2 2 | * 40 * | 1 1 . . x8/3o | 8 | 0 8 | * * 5 | 0 2 ------------+----+-------+--------+---- x5/2o x . ♦ 10 | 10 5 | 2 5 0 | 8 * x . x8/3o ♦ 16 | 8 16 | 0 8 2 | * 5
x4/3x x5/2o . . . . | 40 | 1 1 2 | 1 2 2 1 | 2 1 1 ------------+----+----------+-----------+------ x . . . | 2 | 20 * * | 1 2 0 0 | 2 1 0 . x . . | 2 | * 20 * | 1 0 2 0 | 2 0 1 . . x . | 2 | * * 40 | 0 1 1 1 | 1 1 1 ------------+----+----------+-----------+------ x4/3x . . | 8 | 4 4 0 | 5 * * * | 2 0 0 x . x . | 4 | 2 0 2 | * 20 * * | 1 1 0 . x x . | 4 | 0 2 2 | * * 20 * | 1 0 1 . . x5/2o | 5 | 0 0 5 | * * * 8 | 0 1 1 ------------+----+----------+-----------+------ x4/3x x . ♦ 16 | 8 8 8 | 2 4 4 0 | 5 * * x . x5/2o ♦ 10 | 5 0 10 | 0 5 0 2 | * 4 * . x x5/2o ♦ 10 | 0 5 10 | 0 0 5 2 | * * 4
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