Polytope of Type {9,4,2,2} with group SmallGroup(288,835)

Overview

Group: SmallGroup(288,835)
Rank: 5
Schläfli Type: {9,4,2,2}
Vertices, edges, …: 9, 18, 4, 2, 2
Order of s₀s₁s₂s₃s₄: 18
Order of s₀s₁s₂s₃s₄s₃s₂s₁: 2
Also known as: if this polytope has a name.

Special Properties

Degenerate
Universal
Non-Orientable
Flat

Related Polytopes

Constructions

Facet of

Vertex figure of

Quotients maximal quotients in bold

3-fold

{3,4,2,2}*96

Covers minimal covers in bold

2-fold

3-fold

4-fold

5-fold

6-fold

Representations

Permutation Representation (GAP)

s0 := ( 1, 2)( 3, 6)( 4, 5)( 7,15)( 8,14)( 9,16)(10,12)(11,13)(17,23)(18,24)(19,21)(20,22)(25,31)(26,32)(27,29)(28,30)(33,36)(34,35);;
s1 := ( 1, 5)( 2, 3)( 4,12)( 6, 8)( 7, 9)(10,21)(11,22)(13,15)(14,17)(16,18)(19,29)(20,30)(23,25)(24,26)(27,31)(28,35)(32,33)(34,36);;
s2 := ( 1,15)( 2, 7)( 3, 9)( 6,16)(10,20)(12,22)(17,26)(19,28)(21,30)(23,32)(25,33)(31,36);;
s3 := (37,38);;
s4 := (39,40);;
poly := Group([s0,s1,s2,s3,s4]);;

Finitely Presented Group Representation (GAP)

F := FreeGroup("s0","s1","s2","s3","s4");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  s3 := F.4;;  s4 := F.5;;  
rels := [ s0*s0, s1*s1, s2*s2, s3*s3, s4*s4, s0*s2*s0*s2, 
s0*s3*s0*s3, s1*s3*s1*s3, s2*s3*s2*s3, 
s0*s4*s0*s4, s1*s4*s1*s4, s2*s4*s2*s4, 
s3*s4*s3*s4, s1*s2*s1*s2*s1*s2*s1*s2, 
s2*s1*s0*s2*s1*s2*s1*s0*s1, s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 ];;
poly := F / rels;;

Permutation Representation (Magma)

s0 := Sym(40)!( 1, 2)( 3, 6)( 4, 5)( 7,15)( 8,14)( 9,16)(10,12)(11,13)(17,23)(18,24)(19,21)(20,22)(25,31)(26,32)(27,29)(28,30)(33,36)(34,35);
s1 := Sym(40)!( 1, 5)( 2, 3)( 4,12)( 6, 8)( 7, 9)(10,21)(11,22)(13,15)(14,17)(16,18)(19,29)(20,30)(23,25)(24,26)(27,31)(28,35)(32,33)(34,36);
s2 := Sym(40)!( 1,15)( 2, 7)( 3, 9)( 6,16)(10,20)(12,22)(17,26)(19,28)(21,30)(23,32)(25,33)(31,36);
s3 := Sym(40)!(37,38);
s4 := Sym(40)!(39,40);
poly := sub<Sym(40)|s0,s1,s2,s3,s4>;

Finitely Presented Group Representation (Magma)

poly<s0,s1,s2,s3,s4> := Group< s0,s1,s2,s3,s4 | s0*s0, s1*s1, s2*s2, 
s3*s3, s4*s4, s0*s2*s0*s2, s0*s3*s0*s3, 
s1*s3*s1*s3, s2*s3*s2*s3, s0*s4*s0*s4, 
s1*s4*s1*s4, s2*s4*s2*s4, s3*s4*s3*s4, 
s1*s2*s1*s2*s1*s2*s1*s2, s2*s1*s0*s2*s1*s2*s1*s0*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 >;