Acronym tratid Name triangle - truncated-dodecahedron duoprism Circumradius sqrt[(119+45 sqrt(5))/24] = 3.025056 Confer more general: n,tid-dip   general polytopal classes: segmentotera Externallinks

Incidence matrix according to Dynkin symbol

```x3o o3x5x

. . . . . | 180 |   2   2  1 |  1   4  2  1  2 |  2  1  2  4 1 |  1  2 2
----------+-----+------------+-----------------+---------------+--------
x . . . . |   2 | 180   *  * |  1   2  1  0  0 |  2  1  1  2 0 |  1  2 1
. . . x . |   2 |   * 180  * |  0   2  0  1  1 |  1  0  2  2 1 |  1  1 2
. . . . x |   2 |   *   * 90 |  0   0  2  0  2 |  0  1  0  4 1 |  0  2 2
----------+-----+------------+-----------------+---------------+--------
x3o . . . |   3 |   3   0  0 | 60   *  *  *  * |  2  1  0  0 0 |  1  2 0
x . . x . |   4 |   2   2  0 |  * 180  *  *  * |  1  0  1  1 0 |  1  1 1
x . . . x |   4 |   2   0  2 |  *   * 90  *  * |  0  1  0  2 0 |  0  2 1
. . o3x . |   3 |   0   3  0 |  *   *  * 60  * |  0  0  2  0 1 |  1  0 2
. . . x5x |  10 |   0   5  5 |  *   *  *  * 36 |  0  0  0  2 1 |  0  1 2
----------+-----+------------+-----------------+---------------+--------
x3o . x . ♦   6 |   6   3  0 |  2   3  0  0  0 | 60  *  *  * * |  1  1 0
x3o . . x ♦   6 |   6   0  3 |  2   0  3  0  0 |  * 30  *  * * |  0  2 0
x . o3x . ♦   6 |   3   6  0 |  0   3  0  2  0 |  *  * 60  * * |  1  0 1
x . . x5x ♦  20 |  10  10 10 |  0   5  5  0  2 |  *  *  * 36 * |  0  1 1
. . o3x5x ♦  60 |   0  60 30 |  0   0  0 20 12 |  *  *  *  * 3 |  0  0 2
----------+-----+------------+-----------------+---------------+--------
x3o o3x . ♦   9 |   9   9  0 |  3   9  0  3  0 |  3  0  3  0 0 | 20  * *
x3o . x5x ♦  30 |  30  15 15 | 10  15 15  0  3 |  5  5  0  3 0 |  * 12 *
x . o3x5x ♦ 120 |  60 120 60 |  0  60 30 40 24 |  0  0 20 12 2 |  *  * 3
```