Polytope of Type {2,5,5,2}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {2,5,5,2}*240
if this polytope has a name.
Group : SmallGroup(240,190)
Rank : 5
Schlafli Type : {2,5,5,2}
Number of vertices, edges, etc : 2, 6, 15, 6, 2
Order of s₀s₁s₂s₃s₄ : 6
Order of s₀s₁s₂s₃s₄s₃s₂s₁ : 2
Special Properties :
   Degenerate
   Universal
   Non-Orientable
   Flat
   Self-Dual
Related Polytopes :
   Facet
   Vertex Figure
   Dual
Facet Of :
   {2,5,5,2,2} of size 480
   {2,5,5,2,3} of size 720
   {2,5,5,2,4} of size 960
   {2,5,5,2,5} of size 1200
   {2,5,5,2,6} of size 1440
   {2,5,5,2,7} of size 1680
   {2,5,5,2,8} of size 1920
Vertex Figure Of :
   {2,2,5,5,2} of size 480
   {3,2,5,5,2} of size 720
   {4,2,5,5,2} of size 960
   {5,2,5,5,2} of size 1200
   {6,2,5,5,2} of size 1440
   {7,2,5,5,2} of size 1680
   {8,2,5,5,2} of size 1920
Quotients (Maximal Quotients in Boldface) :
   No Regular Quotients.
Covers (Minimal Covers in Boldface) :
   2-fold covers : {2,5,5,2}*480, {2,5,10,2}*480a, {2,5,10,2}*480b, {2,10,5,2}*480a, {2,10,5,2}*480b
   4-fold covers : {2,5,10,4}*960, {4,10,5,2}*960, {2,5,10,2}*960, {2,10,5,2}*960, {2,10,10,2}*960a, {2,10,10,2}*960b, {2,10,10,2}*960c, {2,10,10,2}*960d
   6-fold covers : {2,5,10,6}*1440, {2,10,15,2}*1440, {2,15,10,2}*1440, {6,10,5,2}*1440
   8-fold covers : {2,5,10,8}*1920, {8,10,5,2}*1920, {2,5,10,4}*1920, {2,10,10,4}*1920a, {2,10,10,4}*1920b, {2,10,20,2}*1920a, {2,10,20,2}*1920b, {2,20,10,2}*1920a, {2,20,10,2}*1920b, {4,10,5,2}*1920, {4,10,10,2}*1920a, {4,10,10,2}*1920b, {2,10,10,2}*1920, {2,5,20,2}*1920, {2,20,5,2}*1920
Permutation Representation (GAP) :

s0 := (1,2);;
s1 := (4,5)(6,7);;
s2 := (3,4)(5,6);;
s3 := (4,6)(5,7);;
s4 := (8,9);;
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, s1*s2*s3*s1*s2*s3*s1*s2*s3, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, s2*s3*s2*s3*s2*s3*s2*s3*s2*s3 ];;
poly := F / rels;;

Permutation Representation (Magma) :

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

to this polytope