Acronym | ... |
Name |
pentagonal butterfly wedge, blend of 2 pentagonal pyramids, half of blend of 2 pentagonal antiprisms |
Circumradius | sqrt[(5+sqrt(5))/8] = 0.951057 |
Vertex figure | [3^{3},5], [3,5,3/2,5/4], and [3^{2},5] |
Lace city in approx. ASCII-art |
o o f x x |
Coordinates |
(τ/2, 1/2, 0) & even permutations, all changes of sign, but last coordinate non-negative where τ = (1+sqrt(5))/2 |
Dihedral angles
(at margins) | |
Confer |
2 * * | 2 2 0 0 | 1 2 1 [3^{3},5] * 2 * | 2 0 2 0 | 2 2 0 [3,5,3/2,5/4] * * 4 | 0 1 1 1 | 1 1 1 [3^{2},5] ------+---------+------ 1 1 0 | 4 * * * | 1 1 0 1 0 1 | * 4 * * | 0 1 1 0 1 1 | * * 4 * | 1 1 0 0 0 2 | * * * 2 | 1 0 1 ------+---------+------ 1 2 2 | 2 0 2 1 | 2 * * 1 1 1 | 1 1 1 0 | * 4 * 1 0 2 | 0 2 0 1 | * * 2
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