Polytope of Type {10,2,7}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {10,2,7}*280
if this polytope has a name.
Group : SmallGroup(280,36)
Rank : 4
Schlafli Type : {10,2,7}
Number of vertices, edges, etc : 10, 10, 7, 7
Order of s0s1s2s3 : 70
Order of s0s1s2s3s2s1 : 2
Special Properties :
   Degenerate
   Universal
   Orientable
   Flat
Related Polytopes :
   Facet
   Vertex Figure
   Dual
Facet Of :
   {10,2,7,2} of size 560
Vertex Figure Of :
   {2,10,2,7} of size 560
   {4,10,2,7} of size 1120
   {5,10,2,7} of size 1400
   {3,10,2,7} of size 1680
   {3,10,2,7} of size 1680
   {5,10,2,7} of size 1680
   {5,10,2,7} of size 1680
   {6,10,2,7} of size 1680
Quotients (Maximal Quotients in Boldface) :
   2-fold quotients : {5,2,7}*140
   5-fold quotients : {2,2,7}*56
Covers (Minimal Covers in Boldface) :
   2-fold covers : {20,2,7}*560, {10,2,14}*560
   3-fold covers : {30,2,7}*840, {10,2,21}*840
   4-fold covers : {40,2,7}*1120, {20,2,14}*1120, {10,2,28}*1120, {10,4,14}*1120
   5-fold covers : {50,2,7}*1400, {10,2,35}*1400
   6-fold covers : {60,2,7}*1680, {20,2,21}*1680, {10,6,14}*1680, {30,2,14}*1680, {10,2,42}*1680
   7-fold covers : {10,2,49}*1960, {10,14,7}*1960, {70,2,7}*1960
Permutation Representation (GAP) :
s0 := ( 3, 4)( 5, 6)( 7, 8)( 9,10);;
s1 := ( 1, 5)( 2, 3)( 4, 9)( 6, 7)( 8,10);;
s2 := (12,13)(14,15)(16,17);;
s3 := (11,12)(13,14)(15,16);;
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*s2*s0*s2, 
s1*s2*s1*s2, s0*s3*s0*s3, s1*s3*s1*s3, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 ];;
poly := F / rels;;
 
Permutation Representation (Magma) :
s0 := Sym(17)!( 3, 4)( 5, 6)( 7, 8)( 9,10);
s1 := Sym(17)!( 1, 5)( 2, 3)( 4, 9)( 6, 7)( 8,10);
s2 := Sym(17)!(12,13)(14,15)(16,17);
s3 := Sym(17)!(11,12)(13,14)(15,16);
poly := sub<Sym(17)|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*s2*s0*s2, s1*s2*s1*s2, s0*s3*s0*s3, 
s1*s3*s1*s3, s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 >; 
 

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