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# Polytope of Type {4,6,4}

Atlas Canonical Name : {4,6,4}*192d
if this polytope has a name.
Group : SmallGroup(192,1538)
Rank : 4
Schlafli Type : {4,6,4}
Number of vertices, edges, etc : 4, 12, 12, 4
Order of s0s1s2s3 : 6
Order of s0s1s2s3s2s1 : 2
Special Properties :
Universal
Non-Orientable
Flat
Self-Dual
Related Polytopes :
Facet
Vertex Figure
Dual
Facet Of :
{4,6,4,2} of size 384
Vertex Figure Of :
{2,4,6,4} of size 384
Quotients (Maximal Quotients in Boldface) :
2-fold quotients : {4,3,4}*96
Covers (Minimal Covers in Boldface) :
2-fold covers : {4,12,4}*384f, {4,12,4}*384g, {4,12,4}*384h, {4,12,4}*384i, {4,6,4}*384c, {4,6,4}*384d
3-fold covers : {4,18,4}*576d
4-fold covers : {4,6,4}*768e, {4,6,4}*768f, {4,24,4}*768m, {4,24,4}*768n, {4,24,4}*768o, {4,24,4}*768p, {4,6,4}*768g, {4,6,4}*768h, {4,12,4}*768i, {4,12,4}*768j, {4,12,4}*768k, {4,12,4}*768l, {4,12,4}*768m, {4,12,4}*768n, {4,12,4}*768o, {4,12,4}*768p, {4,6,8}*768e, {8,6,4}*768e, {4,6,8}*768g, {8,6,4}*768g, {4,6,4}*768l
5-fold covers : {4,30,4}*960d
6-fold covers : {4,36,4}*1152f, {4,36,4}*1152g, {4,36,4}*1152h, {4,36,4}*1152i, {4,18,4}*1152c, {4,18,4}*1152d, {4,6,12}*1152e, {4,6,12}*1152f, {12,6,4}*1152f, {12,6,4}*1152g
7-fold covers : {4,42,4}*1344d
9-fold covers : {4,54,4}*1728d
10-fold covers : {4,60,4}*1920f, {4,60,4}*1920g, {4,60,4}*1920h, {4,60,4}*1920i, {4,6,20}*1920c, {20,6,4}*1920d, {4,30,4}*1920c, {4,30,4}*1920d
Permutation Representation (GAP) :
```s0 := (  1,  2)(  3,  4)(  5,  6)(  7,  8)(  9, 10)( 11, 12)( 13, 14)( 15, 16)
( 17, 18)( 19, 20)( 21, 22)( 23, 24)( 25, 26)( 27, 28)( 29, 30)( 31, 32)
( 33, 34)( 35, 36)( 37, 38)( 39, 40)( 41, 42)( 43, 44)( 45, 46)( 47, 48)
( 49, 50)( 51, 52)( 53, 54)( 55, 56)( 57, 58)( 59, 60)( 61, 62)( 63, 64)
( 65, 66)( 67, 68)( 69, 70)( 71, 72)( 73, 74)( 75, 76)( 77, 78)( 79, 80)
( 81, 82)( 83, 84)( 85, 86)( 87, 88)( 89, 90)( 91, 92)( 93, 94)( 95, 96)
( 97, 98)( 99,100)(101,102)(103,104)(105,106)(107,108)(109,110)(111,112)
(113,114)(115,116)(117,118)(119,120)(121,122)(123,124)(125,126)(127,128)
(129,130)(131,132)(133,134)(135,136)(137,138)(139,140)(141,142)(143,144)
(145,146)(147,148)(149,150)(151,152)(153,154)(155,156)(157,158)(159,160)
(161,162)(163,164)(165,166)(167,168)(169,170)(171,172)(173,174)(175,176)
(177,178)(179,180)(181,182)(183,184)(185,186)(187,188)(189,190)(191,192);;
s1 := (  1,113)(  2,116)(  3,115)(  4,114)(  5,121)(  6,124)(  7,123)(  8,122)
(  9,117)( 10,120)( 11,119)( 12,118)( 13,125)( 14,128)( 15,127)( 16,126)
( 17, 97)( 18,100)( 19, 99)( 20, 98)( 21,105)( 22,108)( 23,107)( 24,106)
( 25,101)( 26,104)( 27,103)( 28,102)( 29,109)( 30,112)( 31,111)( 32,110)
( 33,129)( 34,132)( 35,131)( 36,130)( 37,137)( 38,140)( 39,139)( 40,138)
( 41,133)( 42,136)( 43,135)( 44,134)( 45,141)( 46,144)( 47,143)( 48,142)
( 49,161)( 50,164)( 51,163)( 52,162)( 53,169)( 54,172)( 55,171)( 56,170)
( 57,165)( 58,168)( 59,167)( 60,166)( 61,173)( 62,176)( 63,175)( 64,174)
( 65,145)( 66,148)( 67,147)( 68,146)( 69,153)( 70,156)( 71,155)( 72,154)
( 73,149)( 74,152)( 75,151)( 76,150)( 77,157)( 78,160)( 79,159)( 80,158)
( 81,177)( 82,180)( 83,179)( 84,178)( 85,185)( 86,188)( 87,187)( 88,186)
( 89,181)( 90,184)( 91,183)( 92,182)( 93,189)( 94,192)( 95,191)( 96,190);;
s2 := (  1,145)(  2,146)(  3,148)(  4,147)(  5,157)(  6,158)(  7,160)(  8,159)
(  9,153)( 10,154)( 11,156)( 12,155)( 13,149)( 14,150)( 15,152)( 16,151)
( 17,177)( 18,178)( 19,180)( 20,179)( 21,189)( 22,190)( 23,192)( 24,191)
( 25,185)( 26,186)( 27,188)( 28,187)( 29,181)( 30,182)( 31,184)( 32,183)
( 33,161)( 34,162)( 35,164)( 36,163)( 37,173)( 38,174)( 39,176)( 40,175)
( 41,169)( 42,170)( 43,172)( 44,171)( 45,165)( 46,166)( 47,168)( 48,167)
( 49, 97)( 50, 98)( 51,100)( 52, 99)( 53,109)( 54,110)( 55,112)( 56,111)
( 57,105)( 58,106)( 59,108)( 60,107)( 61,101)( 62,102)( 63,104)( 64,103)
( 65,129)( 66,130)( 67,132)( 68,131)( 69,141)( 70,142)( 71,144)( 72,143)
( 73,137)( 74,138)( 75,140)( 76,139)( 77,133)( 78,134)( 79,136)( 80,135)
( 81,113)( 82,114)( 83,116)( 84,115)( 85,125)( 86,126)( 87,128)( 88,127)
( 89,121)( 90,122)( 91,124)( 92,123)( 93,117)( 94,118)( 95,120)( 96,119);;
s3 := (  1, 13)(  2, 14)(  3, 15)(  4, 16)(  5,  9)(  6, 10)(  7, 11)(  8, 12)
( 17, 29)( 18, 30)( 19, 31)( 20, 32)( 21, 25)( 22, 26)( 23, 27)( 24, 28)
( 33, 45)( 34, 46)( 35, 47)( 36, 48)( 37, 41)( 38, 42)( 39, 43)( 40, 44)
( 49, 61)( 50, 62)( 51, 63)( 52, 64)( 53, 57)( 54, 58)( 55, 59)( 56, 60)
( 65, 77)( 66, 78)( 67, 79)( 68, 80)( 69, 73)( 70, 74)( 71, 75)( 72, 76)
( 81, 93)( 82, 94)( 83, 95)( 84, 96)( 85, 89)( 86, 90)( 87, 91)( 88, 92)
( 97,109)( 98,110)( 99,111)(100,112)(101,105)(102,106)(103,107)(104,108)
(113,125)(114,126)(115,127)(116,128)(117,121)(118,122)(119,123)(120,124)
(129,141)(130,142)(131,143)(132,144)(133,137)(134,138)(135,139)(136,140)
(145,157)(146,158)(147,159)(148,160)(149,153)(150,154)(151,155)(152,156)
(161,173)(162,174)(163,175)(164,176)(165,169)(166,170)(167,171)(168,172)
(177,189)(178,190)(179,191)(180,192)(181,185)(182,186)(183,187)(184,188);;
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*s2*s0*s2,
s0*s3*s0*s3, s1*s3*s1*s3, s0*s1*s0*s1*s0*s1*s0*s1,
s2*s3*s2*s3*s2*s3*s2*s3, s0*s1*s2*s1*s0*s1*s2*s0*s1,
s3*s2*s1*s3*s2*s3*s2*s1*s2, s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2 ];;
poly := F / rels;;

```
Permutation Representation (Magma) :
```s0 := Sym(192)!(  1,  2)(  3,  4)(  5,  6)(  7,  8)(  9, 10)( 11, 12)( 13, 14)
( 15, 16)( 17, 18)( 19, 20)( 21, 22)( 23, 24)( 25, 26)( 27, 28)( 29, 30)
( 31, 32)( 33, 34)( 35, 36)( 37, 38)( 39, 40)( 41, 42)( 43, 44)( 45, 46)
( 47, 48)( 49, 50)( 51, 52)( 53, 54)( 55, 56)( 57, 58)( 59, 60)( 61, 62)
( 63, 64)( 65, 66)( 67, 68)( 69, 70)( 71, 72)( 73, 74)( 75, 76)( 77, 78)
( 79, 80)( 81, 82)( 83, 84)( 85, 86)( 87, 88)( 89, 90)( 91, 92)( 93, 94)
( 95, 96)( 97, 98)( 99,100)(101,102)(103,104)(105,106)(107,108)(109,110)
(111,112)(113,114)(115,116)(117,118)(119,120)(121,122)(123,124)(125,126)
(127,128)(129,130)(131,132)(133,134)(135,136)(137,138)(139,140)(141,142)
(143,144)(145,146)(147,148)(149,150)(151,152)(153,154)(155,156)(157,158)
(159,160)(161,162)(163,164)(165,166)(167,168)(169,170)(171,172)(173,174)
(175,176)(177,178)(179,180)(181,182)(183,184)(185,186)(187,188)(189,190)
(191,192);
s1 := Sym(192)!(  1,113)(  2,116)(  3,115)(  4,114)(  5,121)(  6,124)(  7,123)
(  8,122)(  9,117)( 10,120)( 11,119)( 12,118)( 13,125)( 14,128)( 15,127)
( 16,126)( 17, 97)( 18,100)( 19, 99)( 20, 98)( 21,105)( 22,108)( 23,107)
( 24,106)( 25,101)( 26,104)( 27,103)( 28,102)( 29,109)( 30,112)( 31,111)
( 32,110)( 33,129)( 34,132)( 35,131)( 36,130)( 37,137)( 38,140)( 39,139)
( 40,138)( 41,133)( 42,136)( 43,135)( 44,134)( 45,141)( 46,144)( 47,143)
( 48,142)( 49,161)( 50,164)( 51,163)( 52,162)( 53,169)( 54,172)( 55,171)
( 56,170)( 57,165)( 58,168)( 59,167)( 60,166)( 61,173)( 62,176)( 63,175)
( 64,174)( 65,145)( 66,148)( 67,147)( 68,146)( 69,153)( 70,156)( 71,155)
( 72,154)( 73,149)( 74,152)( 75,151)( 76,150)( 77,157)( 78,160)( 79,159)
( 80,158)( 81,177)( 82,180)( 83,179)( 84,178)( 85,185)( 86,188)( 87,187)
( 88,186)( 89,181)( 90,184)( 91,183)( 92,182)( 93,189)( 94,192)( 95,191)
( 96,190);
s2 := Sym(192)!(  1,145)(  2,146)(  3,148)(  4,147)(  5,157)(  6,158)(  7,160)
(  8,159)(  9,153)( 10,154)( 11,156)( 12,155)( 13,149)( 14,150)( 15,152)
( 16,151)( 17,177)( 18,178)( 19,180)( 20,179)( 21,189)( 22,190)( 23,192)
( 24,191)( 25,185)( 26,186)( 27,188)( 28,187)( 29,181)( 30,182)( 31,184)
( 32,183)( 33,161)( 34,162)( 35,164)( 36,163)( 37,173)( 38,174)( 39,176)
( 40,175)( 41,169)( 42,170)( 43,172)( 44,171)( 45,165)( 46,166)( 47,168)
( 48,167)( 49, 97)( 50, 98)( 51,100)( 52, 99)( 53,109)( 54,110)( 55,112)
( 56,111)( 57,105)( 58,106)( 59,108)( 60,107)( 61,101)( 62,102)( 63,104)
( 64,103)( 65,129)( 66,130)( 67,132)( 68,131)( 69,141)( 70,142)( 71,144)
( 72,143)( 73,137)( 74,138)( 75,140)( 76,139)( 77,133)( 78,134)( 79,136)
( 80,135)( 81,113)( 82,114)( 83,116)( 84,115)( 85,125)( 86,126)( 87,128)
( 88,127)( 89,121)( 90,122)( 91,124)( 92,123)( 93,117)( 94,118)( 95,120)
( 96,119);
s3 := Sym(192)!(  1, 13)(  2, 14)(  3, 15)(  4, 16)(  5,  9)(  6, 10)(  7, 11)
(  8, 12)( 17, 29)( 18, 30)( 19, 31)( 20, 32)( 21, 25)( 22, 26)( 23, 27)
( 24, 28)( 33, 45)( 34, 46)( 35, 47)( 36, 48)( 37, 41)( 38, 42)( 39, 43)
( 40, 44)( 49, 61)( 50, 62)( 51, 63)( 52, 64)( 53, 57)( 54, 58)( 55, 59)
( 56, 60)( 65, 77)( 66, 78)( 67, 79)( 68, 80)( 69, 73)( 70, 74)( 71, 75)
( 72, 76)( 81, 93)( 82, 94)( 83, 95)( 84, 96)( 85, 89)( 86, 90)( 87, 91)
( 88, 92)( 97,109)( 98,110)( 99,111)(100,112)(101,105)(102,106)(103,107)
(104,108)(113,125)(114,126)(115,127)(116,128)(117,121)(118,122)(119,123)
(120,124)(129,141)(130,142)(131,143)(132,144)(133,137)(134,138)(135,139)
(136,140)(145,157)(146,158)(147,159)(148,160)(149,153)(150,154)(151,155)
(152,156)(161,173)(162,174)(163,175)(164,176)(165,169)(166,170)(167,171)
(168,172)(177,189)(178,190)(179,191)(180,192)(181,185)(182,186)(183,187)
(184,188);
poly := sub<Sym(192)|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*s2*s0*s2, s0*s3*s0*s3, s1*s3*s1*s3,
s0*s1*s0*s1*s0*s1*s0*s1, s2*s3*s2*s3*s2*s3*s2*s3,
s0*s1*s2*s1*s0*s1*s2*s0*s1, s3*s2*s1*s3*s2*s3*s2*s1*s2,
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2 >;

```
References : None.
to this polytope