Acronym n-p TOCID symbol (n)P Name n-gonal prism ` © ©` Circumradius sqrt[1/4+1/(4 sin2(π/n))] Edge radius 1/(2 sin(π/n)) Vertex figure [42,n] Snub derivation General of army (is itself convex) Colonel of regiment (is itself locally convex) Dual m mNo Especially 2n-p (n even)  trip (n=3)   cube (n=4)   pip (n=5)   hip (n=6)   hep (n=7)   op (n=8)   dip (n=10)   twip (n=12)   azip (n=∞) Confer general prisms: n/d-p   variations: (see within files according to individual n)   general polytopal classes: segmentohedra Externallinks

Incidence matrix according to Dynkin symbol

```x xno   (n>2)

. . . | 2n | 1  2 | 2 1
------+----+------+----
x . . |  2 | n  * | 2 0
. x . |  2 | * 2n | 1 1
------+----+------+----
x x . |  4 | 2  2 | n *
. xno |  n | 0  n | * 2
```

```x2sns   (n>2)

demi( . . . ) | 2n | 1  2 | 1 2
--------------+----+------+----
demi( x . . ) |  2 | n  * | 0 2
sefa( . sns ) |  2 | * 2n | 1 1
--------------+----+------+----
. sns   ♦  n | 0  n | 2 *
sefa( x2sns ) |  4 | 2  2 | * n

starting figure: x xnx
```

```x2s2no   (n>2)

demi( . .  . ) | 2n | 1  2 | 1 2
---------------+----+------+----
demi( x .  . ) |  2 | n  * | 0 2
sefa( . s2no ) |  2 | * 2n | 1 1
---------------+----+------+----
. s2no   ♦  n | 0  n | 2 *
sefa( x2s2no ) |  4 | 2  2 | * n

starting figure: x x2no
```

```xxnoo&#x   (n>2)   → height = 1
({n} || {n})

o.no.    | n * | 2 1 0 | 1 2 0
.on.o    | * n | 0 1 2 | 0 2 1
---------+-----+-------+------
x. ..    | 2 0 | n * * | 1 1 0
oonoo&#x | 1 1 | * n * | 0 2 0
.x ..    | 0 2 | * * n | 0 1 1
---------+-----+-------+------
x.no.    | n 0 | n 0 0 | 1 * *
xx ..&#x | 2 2 | 1 2 1 | * n *
.xn.o    | 0 n | 0 0 n | * * 1
```

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