Acronym srawv hidy Name small retrosphenoverted hecatonicosadishecatonicosachoron Circumradius sqrt[7+2 sqrt(5)] = 3.387054 Colonel of regiment sirghi Externallinks

As abstract polytope srawv hidy is isomorphic to grawv hidy, thereby interchanging pentagons and pentagrams, respectively replacing ti by tiggy.

Incidence matrix according to Dynkin symbol

```o5x3x5o5/3*b

. . . .      | 3600 |    4    2 |    2    4    2   1 |   2   1   2
-------------+------+-----------+--------------------+------------
. x . .      |    2 | 7200    * |    1    1    1   0 |   1   1   1
. . x .      |    2 |    * 3600 |    0    2    0   1 |   1   0   2
-------------+------+-----------+--------------------+------------
o5x . .      |    5 |    5    0 | 1440    *    *   * |   1   1   0
. x3x .      |    6 |    3    3 |    * 2400    *   * |   1   0   1
. x . o5/3*b |    5 |    5    0 |    *    * 1440   * |   0   1   1
. . x5o      |    5 |    0    5 |    *    *    * 720 |   0   0   2
-------------+------+-----------+--------------------+------------
o5x3x .      ♦   60 |   60   30 |   12   20    0   0 | 120   *   *
o5x . o5/3*b ♦   30 |   60    0 |   12    0   12   0 |   * 120   *
. x3x5o5/3*b ♦   60 |   60   60 |    0   20   12  12 |   *   * 120
```

```o5x3x5/4o5/2*b

. . .   .      | 3600 |    4    2 |    2    4    2   1 |   2   1   2
---------------+------+-----------+--------------------+------------
. x .   .      |    2 | 7200    * |    1    1    1   0 |   1   1   1
. . x   .      |    2 |    * 3600 |    0    2    0   1 |   1   0   2
---------------+------+-----------+--------------------+------------
o5x .   .      |    5 |    5    0 | 1440    *    *   * |   1   1   0
. x3x   .      |    6 |    3    3 |    * 2400    *   * |   1   0   1
. x .   o5/2*b |    5 |    5    0 |    *    * 1440   * |   0   1   1
. . x5/4o      |    5 |    0    5 |    *    *    * 720 |   0   0   2
---------------+------+-----------+--------------------+------------
o5x3x   .      ♦   60 |   60   30 |   12   20    0   0 | 120   *   *
o5x .   o5/2*b ♦   30 |   60    0 |   12    0   12   0 |   * 120   *
. x3x5/4o5/2*b ♦   60 |   60   60 |    0   20   12  12 |   *   * 120
```

```o5/4x3x5o5/3*b

.   . . .      | 3600 |    4    2 |    2    4    2   1 |   2   1   2
---------------+------+-----------+--------------------+------------
.   x . .      |    2 | 7200    * |    1    1    1   0 |   1   1   1
.   . x .      |    2 |    * 3600 |    0    2    0   1 |   1   0   2
---------------+------+-----------+--------------------+------------
o5/4x . .      |    5 |    5    0 | 1440    *    *   * |   1   1   0
.   x3x .      |    6 |    3    3 |    * 2400    *   * |   1   0   1
.   x . o5/3*b |    5 |    5    0 |    *    * 1440   * |   0   1   1
.   . x5o      |    5 |    0    5 |    *    *    * 720 |   0   0   2
---------------+------+-----------+--------------------+------------
o5/4x3x .      ♦   60 |   60   30 |   12   20    0   0 | 120   *   *
o5/4x . o5/3*b ♦   30 |   60    0 |   12    0   12   0 |   * 120   *
.   x3x5o5/3*b ♦   60 |   60   60 |    0   20   12  12 |   *   * 120
```

```o5/4x3x5/4o5/2*b

.   . .   .      | 3600 |    4    2 |    2    4    2   1 |   2   1   2
-----------------+------+-----------+--------------------+------------
.   x .   .      |    2 | 7200    * |    1    1    1   0 |   1   1   1
.   . x   .      |    2 |    * 3600 |    0    2    0   1 |   1   0   2
-----------------+------+-----------+--------------------+------------
o5/4x .   .      |    5 |    5    0 | 1440    *    *   * |   1   1   0
.   x3x   .      |    6 |    3    3 |    * 2400    *   * |   1   0   1
.   x .   o5/2*b |    5 |    5    0 |    *    * 1440   * |   0   1   1
.   . x5/4o      |    5 |    0    5 |    *    *    * 720 |   0   0   2
-----------------+------+-----------+--------------------+------------
o5/4x3x   .      ♦   60 |   60   30 |   12   20    0   0 | 120   *   *
o5/4x .   o5/2*b ♦   30 |   60    0 |   12    0   12   0 |   * 120   *
.   x3x5/4o5/2*b ♦   60 |   60   60 |    0   20   12  12 |   *   * 120
```