Acronym | ... |
Name | groh+8{6/2} (?) |
Circumradius | sqrt[5-2 sqrt(2)]/2 = 0.736813 |
Vertex figure | 2[4,6/2,8/3] |
Coordinates | ((sqrt(2)-1)/2, 1/2, 1/2) & all permutations, all changes of sign |
General of army | tic |
Colonel of regiment | gocco |
Confer |
As abstract polytope groh+8{6/2} is isomorphic to sroh+8{6/2}, thereby replacing octagrams by octagons.
Looks like a compound of a great rhombihexahedron (groh) plus 8 {6/2} fitting into the octahedral set of holes, and indeed vertices and {6/2}-edges both coincide by pairs.
Incidence matrix according to Dynkin symbol
x4/3x3/2x . . . | 48 | 1 1 1 | 1 1 1 ----------+----+----------+------- x . . | 2 | 24 * * | 1 1 0 . x . | 2 | * 24 * | 1 0 1 . . x | 2 | * * 24 | 0 1 1 ----------+----+----------+------- x4/3x . | 8 | 4 4 0 | 6 * * x . x | 4 | 2 0 2 | * 12 * . x3/2x | 6 | 0 3 3 | * * 8
© 2004-2020 | top of page |