Part of the Atlas of Small Regular Polytopes

Polytope of Type {6,57}

Atlas Canonical Name {6,57}*912

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Overview

Group
SmallGroup(912,207)
Rank
3
Schläfli Type
{6,57}
Vertices, edges, …
8, 228, 76
Order of s0s1s2
76
Order of s0s1s2s1
6
Also known as
if this polytope has a name.

Special Properties

  • Compact Hyperbolic Quotient
  • Locally Spherical
  • Orientable

Quotients maximal quotients in bold

12-fold

19-fold

38-fold

Covers minimal covers in bold

2-fold

Irregular Quotients of which this is a minimal cover

None.

Representations

Permutation Representation (GAP)
s0 := ( 2, 3)( 6, 7)(10,11)(14,15)(18,19)(22,23)(26,27)(30,31)(34,35)(38,39)(42,43)(46,47)(50,51)(54,55)(58,59)(62,63)(66,67)(70,71)(74,75);;
s1 := ( 3, 4)( 5,73)( 6,74)( 7,76)( 8,75)( 9,69)(10,70)(11,72)(12,71)(13,65)(14,66)(15,68)(16,67)(17,61)(18,62)(19,64)(20,63)(21,57)(22,58)(23,60)(24,59)(25,53)(26,54)(27,56)(28,55)(29,49)(30,50)(31,52)(32,51)(33,45)(34,46)(35,48)(36,47)(37,41)(38,42)(39,44)(40,43);;
s2 := ( 1, 8)( 2, 6)( 3, 7)( 4, 5)( 9,76)(10,74)(11,75)(12,73)(13,72)(14,70)(15,71)(16,69)(17,68)(18,66)(19,67)(20,65)(21,64)(22,62)(23,63)(24,61)(25,60)(26,58)(27,59)(28,57)(29,56)(30,54)(31,55)(32,53)(33,52)(34,50)(35,51)(36,49)(37,48)(38,46)(39,47)(40,45)(41,44);;
poly := Group([s0,s1,s2]);;
Finitely Presented Group Representation (GAP)
F := FreeGroup("s0","s1","s2");;
s0 := F.1;;  s1 := F.2;;  s2 := F.3;;  
rels := [ s0*s0, s1*s1, s2*s2, s0*s2*s0*s2, s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1, 
s0*s1*s2*s1*s2*s1*s0*s1*s2*s1*s2*s1, 
s0*s1*s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s2*s0*s1, 
s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s0*s2*s1*s0*s2*s1*s0*s2*s1*s2*s0*s1 ];;
poly := F / rels;;
Permutation Representation (Magma)
s0 := Sym(76)!( 2, 3)( 6, 7)(10,11)(14,15)(18,19)(22,23)(26,27)(30,31)(34,35)(38,39)(42,43)(46,47)(50,51)(54,55)(58,59)(62,63)(66,67)(70,71)(74,75);
s1 := Sym(76)!( 3, 4)( 5,73)( 6,74)( 7,76)( 8,75)( 9,69)(10,70)(11,72)(12,71)(13,65)(14,66)(15,68)(16,67)(17,61)(18,62)(19,64)(20,63)(21,57)(22,58)(23,60)(24,59)(25,53)(26,54)(27,56)(28,55)(29,49)(30,50)(31,52)(32,51)(33,45)(34,46)(35,48)(36,47)(37,41)(38,42)(39,44)(40,43);
s2 := Sym(76)!( 1, 8)( 2, 6)( 3, 7)( 4, 5)( 9,76)(10,74)(11,75)(12,73)(13,72)(14,70)(15,71)(16,69)(17,68)(18,66)(19,67)(20,65)(21,64)(22,62)(23,63)(24,61)(25,60)(26,58)(27,59)(28,57)(29,56)(30,54)(31,55)(32,53)(33,52)(34,50)(35,51)(36,49)(37,48)(38,46)(39,47)(40,45)(41,44);
poly := sub<Sym(76)|s0,s1,s2>;
Finitely Presented Group Representation (Magma)
poly<s0,s1,s2> := Group< s0,s1,s2 | s0*s0, s1*s1, s2*s2, 
s0*s2*s0*s2, s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1, 
s0*s1*s2*s1*s2*s1*s0*s1*s2*s1*s2*s1, 
s0*s1*s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s2*s0*s1*s0*s1*s2*s0*s1, 
s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s0*s2*s1*s0*s2*s1*s0*s2*s1*s2*s0*s1 >; 

References

None.

to this polytope.

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