Acronym | ... |
Name | 2co (?) |
Circumradius | 1 |
Vertex figure | 2[(6/2,4)2] (type A) or 2[3,4,6/2,4] (type B) |
Snub derivation |
(type A) (type B) |
Coordinates | (1/sqrt(2), 1/sqrt(2), 0) & all permutations, all changes of sign |
General of army | co |
Colonel of regiment | co |
Confer |
|
Looks like a compound of 2 cuboctahedra (co), and indeed vertices, edges, and {4} all coincide by pairs. In type B additionally the {3} coincide by pairs.
Incidence matrix according to Dynkin symbol
x3/2x4o4*a (type A) . . . | 24 | 2 2 | 2 1 1 -----------+----+-------+------ x . . | 2 | 24 * | 1 1 0 . x . | 2 | * 24 | 1 0 1 -----------+----+-------+------ x3/2x . | 6 | 3 3 | 8 * * x . o4*a | 4 | 4 0 | * 6 * . x4o | 4 | 0 4 | * * 6
x4/3o4/3x3/2*a (type A) . . . | 24 | 2 2 | 1 2 1 ---------------+----+-------+------ x . . | 2 | 24 * | 1 1 0 . . x | 2 | * 24 | 0 1 1 ---------------+----+-------+------ x4/3o . | 4 | 4 0 | 6 * * x . x3/2*a | 6 | 3 3 | * 8 * . o4/3x | 4 | 0 4 | * * 6
β3β3x (type B) both( . . . ) | 24 | 1 2 1 | 1 1 2 --------------+----+----------+------- both( . . x ) | 2 | 12 * * | 0 1 1 sefa( s3s . ) | 2 | * 24 * | 1 0 1 sefa( . β3x ) | 2 | * * 12 | 0 1 1 --------------+----+----------+------- both( s3s . ) ♦ 3 | 0 3 0 | 8 * * . β3x ♦ 6 | 3 0 3 | * 4 * sefa( β3β3x ) | 4 | 1 2 1 | * * 12 starting figure: x3x3x
x3β3x (type A) both( . . . ) | 24 | 1 1 1 1 | 1 1 1 1 --------------+----+-------------+-------- both( x . . ) | 2 | 12 * * * | 1 0 1 0 both( . . x ) | 2 | * 12 * * | 0 1 1 0 sefa( x3β . ) | 2 | * * 12 * | 1 0 0 1 sefa( . β3x ) | 2 | * * * 12 | 0 1 0 1 --------------+----+-------------+-------- x3β . ♦ 6 | 3 0 3 0 | 4 * * * . β3x ♦ 6 | 0 3 0 3 | * 4 * * both( x . x ) | 4 | 2 2 0 0 | * * 6 * sefa( x3β3x ) | 4 | 0 0 2 2 | * * * 6 starting figure: x3x3x
β3x4o (type A) both( . . . ) | 24 | 2 2 | 2 1 1 --------------+----+-------+------ both( . x . ) | 2 | 24 * | 1 1 0 sefa( β3x . ) | 2 | * 24 | 1 0 1 --------------+----+-------+------ β3x . ♦ 6 | 3 3 | 8 * * both( . x4o ) | 4 | 4 0 | * 6 * sefa( β3x4o ) | 4 | 0 4 | * * 6 starting figure: x3x4o
© 2004-2024 | top of page |