Acronym siddatady Name small ditetrahedral dishecatonicosachoron Cross sections ` ©` Circumradius sqrt[3+sqrt(5)] = 2.288246 General of army hi Colonel of regiment sidtaxhi Externallinks

As abstract polytope siddatady is isomorphic to gadatady, thereby replacing pentagrams by pentagons, resp. doe by gissid.

Incidence matrix according to Dynkin symbol

```o3o3o5/2x5/4*b

. . .   .      | 600 |   12 |   12   6 |   4   4
---------------+-----+------+----------+--------
. . .   x      |   2 | 3600 |    2   1 |   1   2
---------------+-----+------+----------+--------
. o .   x5/4*b |   5 |    5 | 1440   * |   1   1
. . o5/2x      |   5 |    5 |    * 720 |   0   2
---------------+-----+------+----------+--------
o3o .   x5/4*b ♦  20 |   30 |   12   0 | 120   *
. o3o5/2x5/4*b ♦  20 |   60 |   12  12 |   * 120
```

```o3o3o5/3x5*b

. . .   .    | 600 |   12 |   12   6 |   4   4
-------------+-----+------+----------+--------
. . .   x    |   2 | 3600 |    2   1 |   1   2
-------------+-----+------+----------+--------
. o .   x5*b |   5 |    5 | 1440   * |   1   1
. . o5/3x    |   5 |    5 |    * 720 |   0   2
-------------+-----+------+----------+--------
o3o .   x5*b ♦  20 |   30 |   12   0 | 120   *
. o3o5/3x5*b ♦  20 |   60 |   12  12 |   * 120
```

```o3o3/2o5/2x5*b

. .   .   .    | 600 |   12 |   12   6 |   4   4
---------------+-----+------+----------+--------
. .   .   x    |   2 | 3600 |    2   1 |   1   2
---------------+-----+------+----------+--------
. o   .   x5*b |   5 |    5 | 1440   * |   1   1
. .   o5/2x    |   5 |    5 |    * 720 |   0   2
---------------+-----+------+----------+--------
o3o   .   x5*b ♦  20 |   30 |   12   0 | 120   *
. o3/2o5/2x5*b ♦  20 |   60 |   12  12 |   * 120
```

```o3o3/2o5/3x5/4*b

. .   .   .      | 600 |   12 |   12   6 |   4   4
-----------------+-----+------+----------+--------
. .   .   x      |   2 | 3600 |    2   1 |   1   2
-----------------+-----+------+----------+--------
. o   .   x5/4*b |   5 |    5 | 1440   * |   1   1
. .   o5/3x      |   5 |    5 |    * 720 |   0   2
-----------------+-----+------+----------+--------
o3o   .   x5/4*b ♦  20 |   30 |   12   0 | 120   *
. o3/2o5/3x5/4*b ♦  20 |   60 |   12  12 |   * 120
```

```o3/2o3o5/2x5/4*b

.   . .   .      | 600 |   12 |   12   6 |   4   4
-----------------+-----+------+----------+--------
.   . .   x      |   2 | 3600 |    2   1 |   1   2
-----------------+-----+------+----------+--------
.   o .   x5/4*b |   5 |    5 | 1440   * |   1   1
.   . o5/2x      |   5 |    5 |    * 720 |   0   2
-----------------+-----+------+----------+--------
o3/2o .   x5/4*b ♦  20 |   30 |   12   0 | 120   *
.   o3o5/2x5/4*b ♦  20 |   60 |   12  12 |   * 120
```

```o3/2o3o5/3x5*b

.   . .   .    | 600 |   12 |   12   6 |   4   4
---------------+-----+------+----------+--------
.   . .   x    |   2 | 3600 |    2   1 |   1   2
---------------+-----+------+----------+--------
.   o .   x5*b |   5 |    5 | 1440   * |   1   1
.   . o5/3x    |   5 |    5 |    * 720 |   0   2
---------------+-----+------+----------+--------
o3/2o .   x5*b ♦  20 |   30 |   12   0 | 120   *
.   o3o5/3x5*b ♦  20 |   60 |   12  12 |   * 120
```

```o3/2o3/2o5/2x5*b

.   .   .   .    | 600 |   12 |   12   6 |   4   4
-----------------+-----+------+----------+--------
.   .   .   x    |   2 | 3600 |    2   1 |   1   2
-----------------+-----+------+----------+--------
.   o   .   x5*b |   5 |    5 | 1440   * |   1   1
.   .   o5/2x    |   5 |    5 |    * 720 |   0   2
-----------------+-----+------+----------+--------
o3/2o   .   x5*b ♦  20 |   30 |   12   0 | 120   *
.   o3/2o5/2x5*b ♦  20 |   60 |   12  12 |   * 120
```

```o3/2o3/2o5/3x5/4*b

.   .   .   .      | 600 |   12 |   12   6 |   4   4
-------------------+-----+------+----------+--------
.   .   .   x      |   2 | 3600 |    2   1 |   1   2
-------------------+-----+------+----------+--------
.   o   .   x5/4*b |   5 |    5 | 1440   * |   1   1
.   .   o5/3x      |   5 |    5 |    * 720 |   0   2
-------------------+-----+------+----------+--------
o3/2o   .   x5/4*b ♦  20 |   30 |   12   0 | 120   *
.   o3/2o5/3x5/4*b ♦  20 |   60 |   12  12 |   * 120
```

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