Acronym	azazat
Name	hyperbolic order ∞ apeirogonal tiling, hyperbolic order ∞ horocyclic tiling
Circumradius	0 i
Vertex figure	[∞∞]
Dual	(selfdual)
Confer	general polytopal classes: regular   noble polytopes
External links

Incidence matrix according to Dynkin symbol

x∞o∞o   (N,M → ∞)

. . . | 2N |  M |  M
------+----+----+---
x . . |  2 | NM |  2
------+----+----+---
x∞o . ♦  M |  M | 2N

x∞o∞o∞*a   (N,M → ∞)

. . .    | N | 2M | M M
---------+---+----+----
x . .    | 2 | NM | 1 1
---------+---+----+----
x∞o .    ♦ M |  M | N *
x . o∞*a ♦ M |  M | * N