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Polytope of Type {10,5,2}
This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {10,5,2}*240a
if this polytope has a name.
Group : SmallGroup(240,190)
Rank : 4
Schlafli Type : {10,5,2}
Number of vertices, edges, etc : 12, 30, 6, 2
Order of s0s1s2s3 : 6
Order of s0s1s2s3s2s1 : 2
Special Properties :
Degenerate
Universal
Non-Orientable
Flat
Related Polytopes :
Facet
Vertex Figure
Dual
Facet Of :
{10,5,2,2} of size 480
{10,5,2,3} of size 720
{10,5,2,4} of size 960
{10,5,2,5} of size 1200
{10,5,2,6} of size 1440
{10,5,2,7} of size 1680
{10,5,2,8} of size 1920
Vertex Figure Of :
{2,10,5,2} of size 480
{4,10,5,2} of size 960
{6,10,5,2} of size 1440
{8,10,5,2} of size 1920
Quotients (Maximal Quotients in Boldface) :
2-fold quotients : {5,5,2}*120
Covers (Minimal Covers in Boldface) :
2-fold covers : {10,5,2}*480, {10,10,2}*480b, {10,10,2}*480c
4-fold covers : {10,10,4}*960b, {20,10,2}*960a, {20,10,2}*960b, {20,5,2}*960, {10,10,2}*960
6-fold covers : {10,10,6}*1440b, {10,15,2}*1440, {30,10,2}*1440a
8-fold covers : {10,10,8}*1920b, {40,10,2}*1920a, {40,10,2}*1920b, {10,10,4}*1920, {10,20,2}*1920a, {20,10,2}*1920a, {10,20,2}*1920b, {20,10,2}*1920b, {10,10,2}*1920
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 := ( 1,11)( 2, 9)( 3,10)( 4, 5)( 6, 8)( 7,12);;
s3 := (13,14);;
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,
s0*s3*s0*s3, s1*s3*s1*s3, s2*s3*s2*s3,
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, s0*s1*s0*s1*s0*s1*s2*s1*s0*s2*s1*s2*s1 ];;
poly := F / rels;;
Permutation Representation (Magma) :
s0 := Sym(14)!( 2, 9)( 4,12)( 5, 7)( 6, 8);
s1 := Sym(14)!( 1, 2)( 3,11)( 4, 5)( 6,12)( 7, 9)( 8,10);
s2 := Sym(14)!( 1,11)( 2, 9)( 3,10)( 4, 5)( 6, 8)( 7,12);
s3 := Sym(14)!(13,14);
poly := sub<Sym(14)|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, s0*s3*s0*s3, s1*s3*s1*s3,
s2*s3*s2*s3, s1*s2*s1*s2*s1*s2*s1*s2*s1*s2,
s0*s1*s0*s1*s0*s1*s2*s1*s0*s2*s1*s2*s1 >;
to this polytope