Part of the Atlas of Small Regular Polytopes

Polytope of Type {3,2,20,6}

Atlas Canonical Name {3,2,20,6}*1440b

Overview

Group
SmallGroup(1440,5871)
Rank
5
Schläfli Type
{3,2,20,6}
Vertices, edges, …
3, 3, 20, 60, 6
Order of s0s1s2s3s4
15
Order of s0s1s2s3s4s3s2s1
2
Also known as
if this polytope has a name.

Special Properties

  • Degenerate
  • Universal
  • Non-Orientable
  • Flat

Quotients maximal quotients in bold

5-fold

10-fold

Covers minimal covers in bold

None in this atlas.

Representations

Permutation Representation (GAP) 
s0 := (2,3);;
s1 := (1,2);;
s2 := ( 4, 5)( 6, 7)( 8,21)( 9,20)(10,23)(11,22)(12,17)(13,16)(14,19)(15,18);;
s3 := ( 4, 8)( 5,10)( 6, 9)( 7,11)(12,20)(13,22)(14,21)(15,23)(17,18);;
s4 := ( 6, 7)(10,11)(14,15)(18,19)(22,23);;
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, 
s1*s2*s1*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s0*s4*s0*s4, s1*s4*s1*s4, s2*s4*s2*s4, 
s0*s1*s0*s1*s0*s1, s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4, 
s4*s3*s2*s3*s2*s3*s4*s3*s4*s3*s2*s3*s2*s3*s2 ];;
poly := F / rels;;
Permutation Representation (Magma) 
s0 := Sym(23)!(2,3);
s1 := Sym(23)!(1,2);
s2 := Sym(23)!( 4, 5)( 6, 7)( 8,21)( 9,20)(10,23)(11,22)(12,17)(13,16)(14,19)(15,18);
s3 := Sym(23)!( 4, 8)( 5,10)( 6, 9)( 7,11)(12,20)(13,22)(14,21)(15,23)(17,18);
s4 := Sym(23)!( 6, 7)(10,11)(14,15)(18,19)(22,23);
poly := sub<Sym(23)|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, s1*s2*s1*s2, 
s0*s3*s0*s3, s1*s3*s1*s3, s0*s4*s0*s4, 
s1*s4*s1*s4, s2*s4*s2*s4, s0*s1*s0*s1*s0*s1, 
s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4, 
s4*s3*s2*s3*s2*s3*s4*s3*s4*s3*s2*s3*s2*s3*s2 >;