Acronym ... Name hyperbolic snub di-horocyclic tiling Vertex figure [32,∞,3,∞]

Incidence matrix according to Dynkin symbol

```s∞s∞s   (N,M → ∞)

demi( . . . ) | 2NM |  1   2   2 |  1  1   3
--------------+-----+------------+----------
s 2 s   ♦   2 | NM   *   * |  0  0   2
sefa( s∞s . ) |   2 |  * 2NM   * |  1  0   1
sefa( . s∞s ) |   2 |  *   * 2NM |  0  1   1
--------------+-----+------------+----------
s∞s .   ♦   M |  0   M   0 | 2N  *   *
. s∞s   ♦   M |  0   0   M |  * 2N   *
sefa( s∞s∞s ) |   3 |  1   1   1 |  *  * 2NM
```
```or
demi( . . . )    | 2NM |  1   4 |  2   3
-----------------+-----+--------+-------
s 2 s      ♦   2 | NM   * |  0   2
sefa( s∞s . )  & |   2 |  * 4NM |  1   1
-----------------+-----+--------+-------
s∞s .    & ♦   M |  0   M | 4N   *
sefa( s∞s∞s )    |   3 |  1   2 |  * 2NM

starting figure: x∞x∞x
```

```o4s∞s   (N,M → ∞)

demi( . . . ) | 2NM |  1   4 |  2   3
--------------+-----+--------+-------
o4s .   ♦   2 | NM   * |  0   2
sefa( . s∞s ) |   2 |  * 4NM |  1   1
--------------+-----+--------+-------
. s∞s   ♦   M |  0   M | 4N   *
sefa( o4s∞s ) |   3 |  1   2 |  * 2NM

starting figure: o4x∞x
```