Part of the Atlas of Small Regular Polytopes

Polytope of Type {2,6,12}

Atlas Canonical Name {2,6,12}*864i

Overview

Group
SmallGroup(864,4701)
Rank
4
Schläfli Type
{2,6,12}
Vertices, edges, …
2, 18, 108, 36
Order of s0s1s2s3
12
Order of s0s1s2s3s2s1
2
Also known as
if this polytope has a name.

Special Properties

  • Degenerate
  • Universal
  • Orientable
  • Flat

Quotients maximal quotients in bold

2-fold

3-fold

6-fold

9-fold

18-fold

27-fold

36-fold

54-fold

Covers minimal covers in bold

2-fold

Representations

Permutation Representation (GAP)
s0 := (1,2);;
s1 := ( 3,30)( 4,31)( 5,32)( 6,36)( 7,37)( 8,38)( 9,33)(10,34)(11,35)(12,48)(13,49)(14,50)(15,54)(16,55)(17,56)(18,51)(19,52)(20,53)(21,39)(22,40)(23,41)(24,45)(25,46)(26,47)(27,42)(28,43)(29,44);;
s2 := ( 3, 6)( 4, 8)( 5, 7)(10,11)(12,15)(13,17)(14,16)(19,20)(21,24)(22,26)(23,25)(28,29)(30,33)(31,35)(32,34)(37,38)(39,42)(40,44)(41,43)(46,47)(48,51)(49,53)(50,52)(55,56);;
s3 := ( 3, 4)( 6,13)( 7,12)( 8,14)( 9,22)(10,21)(11,23)(15,16)(18,25)(19,24)(20,26)(27,28)(30,31)(33,40)(34,39)(35,41)(36,49)(37,48)(38,50)(42,43)(45,52)(46,51)(47,53)(54,55);;
poly := Group([s0,s1,s2,s3]);;
Finitely Presented Group Representation (GAP)
F := FreeGroup("s0","s1","s2","s3");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  s3 := F.4;;  
rels := [ s0*s0, s1*s1, s2*s2, s3*s3, s0*s1*s0*s1, 
s0*s2*s0*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s3*s2*s1*s2*s1*s3*s2*s1*s3*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3 ];;
poly := F / rels;;
Permutation Representation (Magma)
s0 := Sym(56)!(1,2);
s1 := Sym(56)!( 3,30)( 4,31)( 5,32)( 6,36)( 7,37)( 8,38)( 9,33)(10,34)(11,35)(12,48)(13,49)(14,50)(15,54)(16,55)(17,56)(18,51)(19,52)(20,53)(21,39)(22,40)(23,41)(24,45)(25,46)(26,47)(27,42)(28,43)(29,44);
s2 := Sym(56)!( 3, 6)( 4, 8)( 5, 7)(10,11)(12,15)(13,17)(14,16)(19,20)(21,24)(22,26)(23,25)(28,29)(30,33)(31,35)(32,34)(37,38)(39,42)(40,44)(41,43)(46,47)(48,51)(49,53)(50,52)(55,56);
s3 := Sym(56)!( 3, 4)( 6,13)( 7,12)( 8,14)( 9,22)(10,21)(11,23)(15,16)(18,25)(19,24)(20,26)(27,28)(30,31)(33,40)(34,39)(35,41)(36,49)(37,48)(38,50)(42,43)(45,52)(46,51)(47,53)(54,55);
poly := sub<Sym(56)|s0,s1,s2,s3>;
Finitely Presented Group Representation (Magma)
poly<s0,s1,s2,s3> := Group< s0,s1,s2,s3 | s0*s0, s1*s1, s2*s2, 
s3*s3, s0*s1*s0*s1, s0*s2*s0*s2, s0*s3*s0*s3, 
s1*s3*s1*s3, s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s3*s2*s1*s2*s1*s3*s2*s1*s3*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3 >;