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Polytope of Type {4,12}
This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {4,12}*1296
if this polytope has a name.
Group : SmallGroup(1296,2909)
Rank : 3
Schlafli Type : {4,12}
Number of vertices, edges, etc : 54, 324, 162
Order of s0s1s2 : 6
Order of s0s1s2s1 : 6
Special Properties :
Compact Hyperbolic Quotient
Locally Spherical
Orientable
Related Polytopes :
Facet
Vertex Figure
Dual
Petrial
Halving Operation
Facet Of :
None in this Atlas
Vertex Figure Of :
None in this Atlas
Quotients (Maximal Quotients in Boldface) :
3-fold quotients : {4,12}*432a, {4,12}*432b
6-fold quotients : {4,12}*216
9-fold quotients : {4,4}*144
18-fold quotients : {4,4}*72
54-fold quotients : {2,6}*24
108-fold quotients : {2,3}*12
162-fold quotients : {2,2}*8
Covers (Minimal Covers in Boldface) :
None in this atlas.
Permutation Representation (GAP) :
s0 := ( 2, 3)( 5, 6)( 8, 9)(10,28)(11,30)(12,29)(13,31)(14,33)(15,32)(16,34)
(17,36)(18,35)(19,55)(20,57)(21,56)(22,58)(23,60)(24,59)(25,61)(26,63)(27,62)
(37,38)(40,41)(43,44)(46,66)(47,65)(48,64)(49,69)(50,68)(51,67)(52,72)(53,71)
(54,70)(73,74)(76,77)(79,80);;
s1 := ( 2, 3)( 4, 7)( 5, 9)( 6, 8)(11,12)(13,16)(14,18)(15,17)(20,21)(22,25)
(23,27)(24,26)(28,55)(29,57)(30,56)(31,61)(32,63)(33,62)(34,58)(35,60)(36,59)
(37,64)(38,66)(39,65)(40,70)(41,72)(42,71)(43,67)(44,69)(45,68)(46,73)(47,75)
(48,74)(49,79)(50,81)(51,80)(52,76)(53,78)(54,77);;
s2 := ( 1,42)( 2,41)( 3,40)( 4,39)( 5,38)( 6,37)( 7,45)( 8,44)( 9,43)(10,15)
(11,14)(12,13)(16,18)(19,69)(20,68)(21,67)(22,66)(23,65)(24,64)(25,72)(26,71)
(27,70)(28,32)(29,31)(30,33)(34,35)(46,58)(47,60)(48,59)(49,55)(50,57)(51,56)
(52,61)(53,63)(54,62)(73,77)(74,76)(75,78)(79,80);;
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,
s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1,
s2*s0*s1*s2*s1*s2*s1*s2*s1*s0*s1*s0*s2*s1*s2*s1*s2*s1*s2*s1*s0*s1 ];;
poly := F / rels;;
Permutation Representation (Magma) :
s0 := Sym(81)!( 2, 3)( 5, 6)( 8, 9)(10,28)(11,30)(12,29)(13,31)(14,33)(15,32)
(16,34)(17,36)(18,35)(19,55)(20,57)(21,56)(22,58)(23,60)(24,59)(25,61)(26,63)
(27,62)(37,38)(40,41)(43,44)(46,66)(47,65)(48,64)(49,69)(50,68)(51,67)(52,72)
(53,71)(54,70)(73,74)(76,77)(79,80);
s1 := Sym(81)!( 2, 3)( 4, 7)( 5, 9)( 6, 8)(11,12)(13,16)(14,18)(15,17)(20,21)
(22,25)(23,27)(24,26)(28,55)(29,57)(30,56)(31,61)(32,63)(33,62)(34,58)(35,60)
(36,59)(37,64)(38,66)(39,65)(40,70)(41,72)(42,71)(43,67)(44,69)(45,68)(46,73)
(47,75)(48,74)(49,79)(50,81)(51,80)(52,76)(53,78)(54,77);
s2 := Sym(81)!( 1,42)( 2,41)( 3,40)( 4,39)( 5,38)( 6,37)( 7,45)( 8,44)( 9,43)
(10,15)(11,14)(12,13)(16,18)(19,69)(20,68)(21,67)(22,66)(23,65)(24,64)(25,72)
(26,71)(27,70)(28,32)(29,31)(30,33)(34,35)(46,58)(47,60)(48,59)(49,55)(50,57)
(51,56)(52,61)(53,63)(54,62)(73,77)(74,76)(75,78)(79,80);
poly := sub<Sym(81)|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,
s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1,
s2*s0*s1*s2*s1*s2*s1*s2*s1*s0*s1*s0*s2*s1*s2*s1*s2*s1*s2*s1*s0*s1 >;
References : None.
to this polytope