Acronym cotco TOCID symbol tCOC* Name cuboctatruncated cuboctahedron,cubitruncated cuboctahedron ` © ©` Circumradius sqrt(7)/2 = 1.322876 Vertex figure [6,8,8/3] Coordinates ((1+sqrt(2))/2, 1/2, (sqrt(2)-1)/2)   & all permutations, all changes of sign General of army w3x4x Colonel of regiment (is itself locally convex – no other uniform polyhedral members) Dihedral angles between {6} and {8/3}:   arccos(-1/sqrt(3)) = 125.264390° between {8} and {8/3}:   90° between {6} and {8}:   arccos(1/sqrt(3)) = 54.735610° Externallinks

As abstract polytope cotco is automorph, thereby interchanging the roles of octagons and octagrams.

Incidence matrix according to Dynkin symbol

```x4/3x3x4*a

.   . .    | 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   . x4*a |  8 |  4  0  4 | * 6 *
.   x3x    |  6 |  0  3  3 | * * 8
```