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Polytope of Type {2,12,4}
This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {2,12,4}*1152
if this polytope has a name.
Group : SmallGroup(1152,99277)
Rank : 4
Schlafli Type : {2,12,4}
Number of vertices, edges, etc : 2, 72, 144, 24
Order of s0s1s2s3 : 4
Order of s0s1s2s3s2s1 : 2
Special Properties :
Degenerate
Universal
Orientable
Flat
Related Polytopes :
Facet
Vertex Figure
Dual
Facet Of :
None in this Atlas
Vertex Figure Of :
None in this Atlas
Quotients (Maximal Quotients in Boldface) :
2-fold quotients : {2,12,4}*576
4-fold quotients : {2,6,4}*288
8-fold quotients : {2,6,4}*144
9-fold quotients : {2,4,4}*128
18-fold quotients : {2,4,4}*64
36-fold quotients : {2,2,4}*32, {2,4,2}*32
72-fold quotients : {2,2,2}*16
Covers (Minimal Covers in Boldface) :
None in this atlas.
Permutation Representation (GAP) :
s0 := (1,2);;
s1 := ( 3,48)( 4,50)( 5,49)( 6,54)( 7,56)( 8,55)( 9,51)(10,53)(11,52)(12,39)
(13,41)(14,40)(15,45)(16,47)(17,46)(18,42)(19,44)(20,43)(21,66)(22,68)(23,67)
(24,72)(25,74)(26,73)(27,69)(28,71)(29,70)(30,57)(31,59)(32,58)(33,63)(34,65)
(35,64)(36,60)(37,62)(38,61);;
s2 := ( 3, 7)( 5,10)( 8, 9)(12,16)(14,19)(17,18)(21,25)(23,28)(26,27)(30,34)
(32,37)(35,36)(39,70)(40,67)(41,73)(42,69)(43,66)(44,72)(45,71)(46,68)(47,74)
(48,61)(49,58)(50,64)(51,60)(52,57)(53,63)(54,62)(55,59)(56,65);;
s3 := ( 6, 9)( 7,10)( 8,11)(15,18)(16,19)(17,20)(21,30)(22,31)(23,32)(24,36)
(25,37)(26,38)(27,33)(28,34)(29,35)(42,45)(43,46)(44,47)(51,54)(52,55)(53,56)
(57,66)(58,67)(59,68)(60,72)(61,73)(62,74)(63,69)(64,70)(65,71);;
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*s1*s0*s1,
s0*s2*s0*s2, s0*s3*s0*s3, s1*s3*s1*s3,
s2*s3*s2*s3*s2*s3*s2*s3, s3*s1*s2*s3*s1*s2*s3*s1*s2*s3*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 ];;
poly := F / rels;;
Permutation Representation (Magma) :
s0 := Sym(74)!(1,2);
s1 := Sym(74)!( 3,48)( 4,50)( 5,49)( 6,54)( 7,56)( 8,55)( 9,51)(10,53)(11,52)
(12,39)(13,41)(14,40)(15,45)(16,47)(17,46)(18,42)(19,44)(20,43)(21,66)(22,68)
(23,67)(24,72)(25,74)(26,73)(27,69)(28,71)(29,70)(30,57)(31,59)(32,58)(33,63)
(34,65)(35,64)(36,60)(37,62)(38,61);
s2 := Sym(74)!( 3, 7)( 5,10)( 8, 9)(12,16)(14,19)(17,18)(21,25)(23,28)(26,27)
(30,34)(32,37)(35,36)(39,70)(40,67)(41,73)(42,69)(43,66)(44,72)(45,71)(46,68)
(47,74)(48,61)(49,58)(50,64)(51,60)(52,57)(53,63)(54,62)(55,59)(56,65);
s3 := Sym(74)!( 6, 9)( 7,10)( 8,11)(15,18)(16,19)(17,20)(21,30)(22,31)(23,32)
(24,36)(25,37)(26,38)(27,33)(28,34)(29,35)(42,45)(43,46)(44,47)(51,54)(52,55)
(53,56)(57,66)(58,67)(59,68)(60,72)(61,73)(62,74)(63,69)(64,70)(65,71);
poly := sub<Sym(74)|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*s1*s0*s1, s0*s2*s0*s2, s0*s3*s0*s3,
s1*s3*s1*s3, s2*s3*s2*s3*s2*s3*s2*s3,
s3*s1*s2*s3*s1*s2*s3*s1*s2*s3*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 >;
to this polytope