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Polytope of Type {2,6,4,2}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {2,6,4,2}*384
if this polytope has a name.
Group : SmallGroup(384,20162)
Rank : 5
Schlafli Type : {2,6,4,2}
Number of vertices, edges, etc : 2, 12, 24, 8, 2
Order of s0s1s2s3s4 : 6
Order of s0s1s2s3s4s3s2s1 : 2
Special Properties :
   Degenerate
   Universal
   Orientable
   Flat
Related Polytopes :
   Facet
   Vertex Figure
   Dual
Facet Of :
   {2,6,4,2,2} of size 768
   {2,6,4,2,3} of size 1152
   {2,6,4,2,5} of size 1920
Vertex Figure Of :
   {2,2,6,4,2} of size 768
   {3,2,6,4,2} of size 1152
   {5,2,6,4,2} of size 1920
Quotients (Maximal Quotients in Boldface) :
   2-fold quotients : {2,3,4,2}*192, {2,6,4,2}*192b, {2,6,4,2}*192c
   4-fold quotients : {2,3,4,2}*96, {2,6,2,2}*96
   8-fold quotients : {2,3,2,2}*48
   12-fold quotients : {2,2,2,2}*32
Covers (Minimal Covers in Boldface) :
   2-fold covers : {2,12,4,2}*768b, {2,6,4,2}*768b, {2,6,4,4}*768d, {2,12,4,2}*768c, {4,6,4,2}*768a, {2,6,8,2}*768b, {2,6,8,2}*768c
   3-fold covers : {2,18,4,2}*1152, {2,6,4,6}*1152b, {2,6,12,2}*1152a, {2,6,12,2}*1152b, {6,6,4,2}*1152a, {6,6,4,2}*1152b
   5-fold covers : {2,6,4,10}*1920, {2,6,20,2}*1920a, {10,6,4,2}*1920a, {2,30,4,2}*1920
Permutation Representation (GAP) :
s0 := (1,2);;
s1 := (10,11)(13,14)(15,16)(17,18);;
s2 := ( 3, 4)( 5, 7)( 6,13)( 8,10)( 9,17)(11,14)(12,15)(16,18);;
s3 := ( 3, 9)( 4,12)( 5, 6)( 7, 8)(10,16)(11,15)(13,18)(14,17);;
s4 := (19,20);;
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*s1*s0*s1, 
s0*s2*s0*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s0*s4*s0*s4, s1*s4*s1*s4, s2*s4*s2*s4, 
s3*s4*s3*s4, s2*s3*s2*s3*s2*s3*s2*s3, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s1*s2*s1*s2*s3*s2*s1*s2 ];;
poly := F / rels;;
 
Permutation Representation (Magma) :
s0 := Sym(20)!(1,2);
s1 := Sym(20)!(10,11)(13,14)(15,16)(17,18);
s2 := Sym(20)!( 3, 4)( 5, 7)( 6,13)( 8,10)( 9,17)(11,14)(12,15)(16,18);
s3 := Sym(20)!( 3, 9)( 4,12)( 5, 6)( 7, 8)(10,16)(11,15)(13,18)(14,17);
s4 := Sym(20)!(19,20);
poly := sub<Sym(20)|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*s1*s0*s1, s0*s2*s0*s2, 
s0*s3*s0*s3, s1*s3*s1*s3, s0*s4*s0*s4, 
s1*s4*s1*s4, s2*s4*s2*s4, s3*s4*s3*s4, 
s2*s3*s2*s3*s2*s3*s2*s3, s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s1*s2*s1*s2*s3*s2*s1*s2 >; 
 

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