Part of the Atlas of Small Regular Polytopes

Polytope of Type {2,2,2,56}

Atlas Canonical Name {2,2,2,56}*896

Overview

Group
SmallGroup(896,18982)
Rank
5
Schläfli Type
{2,2,2,56}
Vertices, edges, …
2, 2, 2, 56, 56
Order of s0s1s2s3s4
56
Order of s0s1s2s3s4s3s2s1
2
Also known as
if this polytope has a name.

Special Properties

  • Degenerate
  • Universal
  • Orientable
  • Flat

Quotients maximal quotients in bold

2-fold

4-fold

7-fold

8-fold

14-fold

28-fold

Covers minimal covers in bold

2-fold

Representations

Permutation Representation (GAP) 
s0 := (1,2);;
s1 := (3,4);;
s2 := (5,6);;
s3 := ( 8, 9)(10,11)(12,15)(13,17)(14,16)(18,19)(20,25)(21,27)(22,26)(23,29)(24,28)(30,31)(33,40)(34,39)(35,42)(36,41)(37,44)(38,43)(45,46)(47,52)(48,51)(49,54)(50,53)(55,56)(57,60)(58,59)(61,62);;
s4 := ( 7,13)( 8,10)( 9,21)(11,23)(12,16)(14,18)(15,33)(17,35)(19,37)(20,26)(22,28)(24,30)(25,45)(27,47)(29,49)(31,38)(32,39)(34,41)(36,43)(40,55)(42,57)(44,50)(46,51)(48,53)(52,61)(54,58)(56,59)(60,62);;
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, s1*s2*s1*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, s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4 ];;
poly := F / rels;;
Permutation Representation (Magma) 
s0 := Sym(62)!(1,2);
s1 := Sym(62)!(3,4);
s2 := Sym(62)!(5,6);
s3 := Sym(62)!( 8, 9)(10,11)(12,15)(13,17)(14,16)(18,19)(20,25)(21,27)(22,26)(23,29)(24,28)(30,31)(33,40)(34,39)(35,42)(36,41)(37,44)(38,43)(45,46)(47,52)(48,51)(49,54)(50,53)(55,56)(57,60)(58,59)(61,62);
s4 := Sym(62)!( 7,13)( 8,10)( 9,21)(11,23)(12,16)(14,18)(15,33)(17,35)(19,37)(20,26)(22,28)(24,30)(25,45)(27,47)(29,49)(31,38)(32,39)(34,41)(36,43)(40,55)(42,57)(44,50)(46,51)(48,53)(52,61)(54,58)(56,59)(60,62);
poly := sub<Sym(62)|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, 
s1*s2*s1*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, s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4*s3*s4 >;