Questions?
See the FAQ
or other info.

Polytope of Type {28,4}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {28,4}*1792
if this polytope has a name.
Group : SmallGroup(1792,90280)
Rank : 3
Schlafli Type : {28,4}
Number of vertices, edges, etc : 224, 448, 32
Order of s0s1s2 : 56
Order of s0s1s2s1 : 8
Special Properties :
   Compact Hyperbolic Quotient
   Locally Spherical
   Orientable
Related Polytopes :
   Facet
   Vertex Figure
   Dual
   Petrial
   Skewing Operation
Facet Of :
   None in this Atlas
Vertex Figure Of :
   None in this Atlas
Quotients (Maximal Quotients in Boldface) :
   2-fold quotients : {28,4}*896
   4-fold quotients : {28,4}*448
   7-fold quotients : {4,4}*256
   8-fold quotients : {28,4}*224
   14-fold quotients : {4,4}*128
   16-fold quotients : {28,2}*112, {14,4}*112
   28-fold quotients : {4,4}*64
   32-fold quotients : {14,2}*56
   56-fold quotients : {4,4}*32
   64-fold quotients : {7,2}*28
   112-fold quotients : {2,4}*16, {4,2}*16
   224-fold quotients : {2,2}*8
Covers (Minimal Covers in Boldface) :
   None in this atlas.
Permutation Representation (GAP) :
s0 := (  1,113)(  2,119)(  3,118)(  4,117)(  5,116)(  6,115)(  7,114)(  8,120)
(  9,126)( 10,125)( 11,124)( 12,123)( 13,122)( 14,121)( 15,134)( 16,140)
( 17,139)( 18,138)( 19,137)( 20,136)( 21,135)( 22,127)( 23,133)( 24,132)
( 25,131)( 26,130)( 27,129)( 28,128)( 29,148)( 30,154)( 31,153)( 32,152)
( 33,151)( 34,150)( 35,149)( 36,141)( 37,147)( 38,146)( 39,145)( 40,144)
( 41,143)( 42,142)( 43,155)( 44,161)( 45,160)( 46,159)( 47,158)( 48,157)
( 49,156)( 50,162)( 51,168)( 52,167)( 53,166)( 54,165)( 55,164)( 56,163)
( 57,169)( 58,175)( 59,174)( 60,173)( 61,172)( 62,171)( 63,170)( 64,176)
( 65,182)( 66,181)( 67,180)( 68,179)( 69,178)( 70,177)( 71,190)( 72,196)
( 73,195)( 74,194)( 75,193)( 76,192)( 77,191)( 78,183)( 79,189)( 80,188)
( 81,187)( 82,186)( 83,185)( 84,184)( 85,204)( 86,210)( 87,209)( 88,208)
( 89,207)( 90,206)( 91,205)( 92,197)( 93,203)( 94,202)( 95,201)( 96,200)
( 97,199)( 98,198)( 99,211)(100,217)(101,216)(102,215)(103,214)(104,213)
(105,212)(106,218)(107,224)(108,223)(109,222)(110,221)(111,220)(112,219);;
s1 := (  1,  2)(  3,  7)(  4,  6)(  8,  9)( 10, 14)( 11, 13)( 15, 16)( 17, 21)
( 18, 20)( 22, 23)( 24, 28)( 25, 27)( 29, 44)( 30, 43)( 31, 49)( 32, 48)
( 33, 47)( 34, 46)( 35, 45)( 36, 51)( 37, 50)( 38, 56)( 39, 55)( 40, 54)
( 41, 53)( 42, 52)( 57, 58)( 59, 63)( 60, 62)( 64, 65)( 66, 70)( 67, 69)
( 71, 72)( 73, 77)( 74, 76)( 78, 79)( 80, 84)( 81, 83)( 85,100)( 86, 99)
( 87,105)( 88,104)( 89,103)( 90,102)( 91,101)( 92,107)( 93,106)( 94,112)
( 95,111)( 96,110)( 97,109)( 98,108)(113,170)(114,169)(115,175)(116,174)
(117,173)(118,172)(119,171)(120,177)(121,176)(122,182)(123,181)(124,180)
(125,179)(126,178)(127,184)(128,183)(129,189)(130,188)(131,187)(132,186)
(133,185)(134,191)(135,190)(136,196)(137,195)(138,194)(139,193)(140,192)
(141,212)(142,211)(143,217)(144,216)(145,215)(146,214)(147,213)(148,219)
(149,218)(150,224)(151,223)(152,222)(153,221)(154,220)(155,198)(156,197)
(157,203)(158,202)(159,201)(160,200)(161,199)(162,205)(163,204)(164,210)
(165,209)(166,208)(167,207)(168,206);;
s2 := ( 15, 22)( 16, 23)( 17, 24)( 18, 25)( 19, 26)( 20, 27)( 21, 28)( 43, 50)
( 44, 51)( 45, 52)( 46, 53)( 47, 54)( 48, 55)( 49, 56)( 57,106)( 58,107)
( 59,108)( 60,109)( 61,110)( 62,111)( 63,112)( 64, 99)( 65,100)( 66,101)
( 67,102)( 68,103)( 69,104)( 70,105)( 71, 85)( 72, 86)( 73, 87)( 74, 88)
( 75, 89)( 76, 90)( 77, 91)( 78, 92)( 79, 93)( 80, 94)( 81, 95)( 82, 96)
( 83, 97)( 84, 98)(127,134)(128,135)(129,136)(130,137)(131,138)(132,139)
(133,140)(155,162)(156,163)(157,164)(158,165)(159,166)(160,167)(161,168)
(169,218)(170,219)(171,220)(172,221)(173,222)(174,223)(175,224)(176,211)
(177,212)(178,213)(179,214)(180,215)(181,216)(182,217)(183,197)(184,198)
(185,199)(186,200)(187,201)(188,202)(189,203)(190,204)(191,205)(192,206)
(193,207)(194,208)(195,209)(196,210);;
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, s1*s2*s1*s2*s1*s2*s1*s2, 
s0*s1*s2*s1*s0*s1*s0*s1*s0*s1*s2*s1*s0*s1*s0*s1, 
s2*s0*s1*s2*s0*s1*s0*s2*s1*s2*s1*s0*s1*s2*s0*s1*s2*s0*s1*s0*s2*s1*s2*s1*s0*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 ];;
poly := F / rels;;
 
Permutation Representation (Magma) :
s0 := Sym(224)!(  1,113)(  2,119)(  3,118)(  4,117)(  5,116)(  6,115)(  7,114)
(  8,120)(  9,126)( 10,125)( 11,124)( 12,123)( 13,122)( 14,121)( 15,134)
( 16,140)( 17,139)( 18,138)( 19,137)( 20,136)( 21,135)( 22,127)( 23,133)
( 24,132)( 25,131)( 26,130)( 27,129)( 28,128)( 29,148)( 30,154)( 31,153)
( 32,152)( 33,151)( 34,150)( 35,149)( 36,141)( 37,147)( 38,146)( 39,145)
( 40,144)( 41,143)( 42,142)( 43,155)( 44,161)( 45,160)( 46,159)( 47,158)
( 48,157)( 49,156)( 50,162)( 51,168)( 52,167)( 53,166)( 54,165)( 55,164)
( 56,163)( 57,169)( 58,175)( 59,174)( 60,173)( 61,172)( 62,171)( 63,170)
( 64,176)( 65,182)( 66,181)( 67,180)( 68,179)( 69,178)( 70,177)( 71,190)
( 72,196)( 73,195)( 74,194)( 75,193)( 76,192)( 77,191)( 78,183)( 79,189)
( 80,188)( 81,187)( 82,186)( 83,185)( 84,184)( 85,204)( 86,210)( 87,209)
( 88,208)( 89,207)( 90,206)( 91,205)( 92,197)( 93,203)( 94,202)( 95,201)
( 96,200)( 97,199)( 98,198)( 99,211)(100,217)(101,216)(102,215)(103,214)
(104,213)(105,212)(106,218)(107,224)(108,223)(109,222)(110,221)(111,220)
(112,219);
s1 := Sym(224)!(  1,  2)(  3,  7)(  4,  6)(  8,  9)( 10, 14)( 11, 13)( 15, 16)
( 17, 21)( 18, 20)( 22, 23)( 24, 28)( 25, 27)( 29, 44)( 30, 43)( 31, 49)
( 32, 48)( 33, 47)( 34, 46)( 35, 45)( 36, 51)( 37, 50)( 38, 56)( 39, 55)
( 40, 54)( 41, 53)( 42, 52)( 57, 58)( 59, 63)( 60, 62)( 64, 65)( 66, 70)
( 67, 69)( 71, 72)( 73, 77)( 74, 76)( 78, 79)( 80, 84)( 81, 83)( 85,100)
( 86, 99)( 87,105)( 88,104)( 89,103)( 90,102)( 91,101)( 92,107)( 93,106)
( 94,112)( 95,111)( 96,110)( 97,109)( 98,108)(113,170)(114,169)(115,175)
(116,174)(117,173)(118,172)(119,171)(120,177)(121,176)(122,182)(123,181)
(124,180)(125,179)(126,178)(127,184)(128,183)(129,189)(130,188)(131,187)
(132,186)(133,185)(134,191)(135,190)(136,196)(137,195)(138,194)(139,193)
(140,192)(141,212)(142,211)(143,217)(144,216)(145,215)(146,214)(147,213)
(148,219)(149,218)(150,224)(151,223)(152,222)(153,221)(154,220)(155,198)
(156,197)(157,203)(158,202)(159,201)(160,200)(161,199)(162,205)(163,204)
(164,210)(165,209)(166,208)(167,207)(168,206);
s2 := Sym(224)!( 15, 22)( 16, 23)( 17, 24)( 18, 25)( 19, 26)( 20, 27)( 21, 28)
( 43, 50)( 44, 51)( 45, 52)( 46, 53)( 47, 54)( 48, 55)( 49, 56)( 57,106)
( 58,107)( 59,108)( 60,109)( 61,110)( 62,111)( 63,112)( 64, 99)( 65,100)
( 66,101)( 67,102)( 68,103)( 69,104)( 70,105)( 71, 85)( 72, 86)( 73, 87)
( 74, 88)( 75, 89)( 76, 90)( 77, 91)( 78, 92)( 79, 93)( 80, 94)( 81, 95)
( 82, 96)( 83, 97)( 84, 98)(127,134)(128,135)(129,136)(130,137)(131,138)
(132,139)(133,140)(155,162)(156,163)(157,164)(158,165)(159,166)(160,167)
(161,168)(169,218)(170,219)(171,220)(172,221)(173,222)(174,223)(175,224)
(176,211)(177,212)(178,213)(179,214)(180,215)(181,216)(182,217)(183,197)
(184,198)(185,199)(186,200)(187,201)(188,202)(189,203)(190,204)(191,205)
(192,206)(193,207)(194,208)(195,209)(196,210);
poly := sub<Sym(224)|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, s1*s2*s1*s2*s1*s2*s1*s2, 
s0*s1*s2*s1*s0*s1*s0*s1*s0*s1*s2*s1*s0*s1*s0*s1, 
s2*s0*s1*s2*s0*s1*s0*s2*s1*s2*s1*s0*s1*s2*s0*s1*s2*s0*s1*s0*s2*s1*s2*s1*s0*s1, 
s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1*s0*s1 >; 
 
References : None.
to this polytope