Template:2 k1 polytopes

2k1 figures in n dimensions
Space	Finite						Euclidean	Hyperbolic
n	3	4	5	6	7	8	9	10
Coxeter group	E3=A2A1	E4=A4	E5=D5	E6	E7	E8	E9 = ${\tilde{E}}_8$ = E8+	E10 = ${\overline{T}}_8$ = E8++
Coxeter diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram	Template:Coxeter–Dynkin diagram
Symmetry	[3−1,2,1]	[30,2,1]	[[W:31,2,1|31,2,1]]	[32,2,1]	[33,2,1]	[34,2,1]	[35,2,1]	[36,2,1]
Order	12	120	384	51,840	2,903,040	696,729,600	∞
Graph							-	-
Name	2−1,1	201	211	221	231	241	251	261