Polytope of Type {10,3,2,4}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {10,3,2,4}*960a
if this polytope has a name.
Group : SmallGroup(960,10886)
Rank : 5
Schlafli Type : {10,3,2,4}
Number of vertices, edges, etc : 20, 30, 6, 4, 4
Order of s₀s₁s₂s₃s₄ : 20
Order of s₀s₁s₂s₃s₄s₃s₂s₁ : 2
Special Properties :
   Degenerate
   Universal
   Non-Orientable
   Flat
Related Polytopes :
   Facet
   Vertex Figure
   Dual
Facet Of :
   {10,3,2,4,2} of size 1920
Vertex Figure Of :
   {2,10,3,2,4} of size 1920
Quotients (Maximal Quotients in Boldface) :
   2-fold quotients : {5,3,2,4}*480, {10,3,2,2}*480a
   4-fold quotients : {5,3,2,2}*240
Covers (Minimal Covers in Boldface) :
   2-fold covers : {10,3,2,8}*1920a, {10,3,2,4}*1920, {10,6,2,4}*1920d, {10,6,2,4}*1920e
Permutation Representation (GAP) :

s0 := ( 2, 9)( 4,12)( 5, 7)( 6, 8);;
s1 := ( 1, 2)( 3,11)( 4, 5)( 6,12)( 7, 9)( 8,10);;
s2 := ( 1, 3)( 2, 8)( 4,12)( 5, 7)( 6, 9)(10,11);;
s3 := (14,15);;
s4 := (13,14)(15,16);;
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, 
s1*s2*s1*s2*s1*s2, s3*s4*s3*s4*s3*s4*s3*s4, 
s0*s1*s0*s1*s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s2 ];;
poly := F / rels;;

Permutation Representation (Magma) :

s0 := Sym(16)!( 2, 9)( 4,12)( 5, 7)( 6, 8);
s1 := Sym(16)!( 1, 2)( 3,11)( 4, 5)( 6,12)( 7, 9)( 8,10);
s2 := Sym(16)!( 1, 3)( 2, 8)( 4,12)( 5, 7)( 6, 9)(10,11);
s3 := Sym(16)!(14,15);
s4 := Sym(16)!(13,14)(15,16);
poly := sub<Sym(16)|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, s1*s2*s1*s2*s1*s2, 
s3*s4*s3*s4*s3*s4*s3*s4, s0*s1*s0*s1*s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s2 >;

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