Polytope of Type {10,20}

This page is part of the Atlas of Small Regular Polytopes
Atlas Canonical Name : {10,20}*2000i
if this polytope has a name.
Group : SmallGroup(2000,919)
Rank : 3
Schlafli Type : {10,20}
Number of vertices, edges, etc : 50, 500, 100
Order of s₀s₁s₂ : 4
Order of s₀s₁s₂s₁ : 10
Special Properties :
   Compact Hyperbolic Quotient
   Locally Spherical
   Orientable
Related Polytopes :
   Facet
   Vertex Figure
   Dual
   Petrial
Facet Of :
   None in this Atlas
Vertex Figure Of :
   None in this Atlas
Quotients (Maximal Quotients in Boldface) :
   5-fold quotients : {10,4}*400
   10-fold quotients : {10,4}*200
   125-fold quotients : {2,4}*16
   250-fold quotients : {2,2}*8
Covers (Minimal Covers in Boldface) :
   None in this atlas.
Permutation Representation (GAP) :

s0 := (  2,  5)(  3,  4)(  6, 21)(  7, 25)(  8, 24)(  9, 23)( 10, 22)( 11, 16)
( 12, 20)( 13, 19)( 14, 18)( 15, 17)( 26,101)( 27,105)( 28,104)( 29,103)
( 30,102)( 31,121)( 32,125)( 33,124)( 34,123)( 35,122)( 36,116)( 37,120)
( 38,119)( 39,118)( 40,117)( 41,111)( 42,115)( 43,114)( 44,113)( 45,112)
( 46,106)( 47,110)( 48,109)( 49,108)( 50,107)( 51, 76)( 52, 80)( 53, 79)
( 54, 78)( 55, 77)( 56, 96)( 57,100)( 58, 99)( 59, 98)( 60, 97)( 61, 91)
( 62, 95)( 63, 94)( 64, 93)( 65, 92)( 66, 86)( 67, 90)( 68, 89)( 69, 88)
( 70, 87)( 71, 81)( 72, 85)( 73, 84)( 74, 83)( 75, 82);;
s1 := (  1, 32)(  2, 31)(  3, 35)(  4, 34)(  5, 33)(  6,  7)(  8, 10)( 11,107)
( 12,106)( 13,110)( 14,109)( 15,108)( 16, 82)( 17, 81)( 18, 85)( 19, 84)
( 20, 83)( 21, 57)( 22, 56)( 23, 60)( 24, 59)( 25, 58)( 26, 27)( 28, 30)
( 36,102)( 37,101)( 38,105)( 39,104)( 40,103)( 41, 77)( 42, 76)( 43, 80)
( 44, 79)( 45, 78)( 46, 52)( 47, 51)( 48, 55)( 49, 54)( 50, 53)( 61,122)
( 62,121)( 63,125)( 64,124)( 65,123)( 66, 97)( 67, 96)( 68,100)( 69, 99)
( 70, 98)( 71, 72)( 73, 75)( 86,117)( 87,116)( 88,120)( 89,119)( 90,118)
( 91, 92)( 93, 95)(111,112)(113,115);;
s2 := (  2,  5)(  3,  4)(  6, 76)(  7, 80)(  8, 79)(  9, 78)( 10, 77)( 11, 26)
( 12, 30)( 13, 29)( 14, 28)( 15, 27)( 16,101)( 17,105)( 18,104)( 19,103)
( 20,102)( 21, 51)( 22, 55)( 23, 54)( 24, 53)( 25, 52)( 31, 86)( 32, 90)
( 33, 89)( 34, 88)( 35, 87)( 37, 40)( 38, 39)( 41,111)( 42,115)( 43,114)
( 44,113)( 45,112)( 46, 61)( 47, 65)( 48, 64)( 49, 63)( 50, 62)( 56, 96)
( 57,100)( 58, 99)( 59, 98)( 60, 97)( 66,121)( 67,125)( 68,124)( 69,123)
( 70,122)( 72, 75)( 73, 74)( 82, 85)( 83, 84)( 91,106)( 92,110)( 93,109)
( 94,108)( 95,107)(117,120)(118,119);;
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, s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1, 
s2*s0*s1*s0*s1*s2*s1*s0*s1*s2*s0*s1*s0*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 ];;
poly := F / rels;;

Permutation Representation (Magma) :

s0 := Sym(125)!(  2,  5)(  3,  4)(  6, 21)(  7, 25)(  8, 24)(  9, 23)( 10, 22)
( 11, 16)( 12, 20)( 13, 19)( 14, 18)( 15, 17)( 26,101)( 27,105)( 28,104)
( 29,103)( 30,102)( 31,121)( 32,125)( 33,124)( 34,123)( 35,122)( 36,116)
( 37,120)( 38,119)( 39,118)( 40,117)( 41,111)( 42,115)( 43,114)( 44,113)
( 45,112)( 46,106)( 47,110)( 48,109)( 49,108)( 50,107)( 51, 76)( 52, 80)
( 53, 79)( 54, 78)( 55, 77)( 56, 96)( 57,100)( 58, 99)( 59, 98)( 60, 97)
( 61, 91)( 62, 95)( 63, 94)( 64, 93)( 65, 92)( 66, 86)( 67, 90)( 68, 89)
( 69, 88)( 70, 87)( 71, 81)( 72, 85)( 73, 84)( 74, 83)( 75, 82);
s1 := Sym(125)!(  1, 32)(  2, 31)(  3, 35)(  4, 34)(  5, 33)(  6,  7)(  8, 10)
( 11,107)( 12,106)( 13,110)( 14,109)( 15,108)( 16, 82)( 17, 81)( 18, 85)
( 19, 84)( 20, 83)( 21, 57)( 22, 56)( 23, 60)( 24, 59)( 25, 58)( 26, 27)
( 28, 30)( 36,102)( 37,101)( 38,105)( 39,104)( 40,103)( 41, 77)( 42, 76)
( 43, 80)( 44, 79)( 45, 78)( 46, 52)( 47, 51)( 48, 55)( 49, 54)( 50, 53)
( 61,122)( 62,121)( 63,125)( 64,124)( 65,123)( 66, 97)( 67, 96)( 68,100)
( 69, 99)( 70, 98)( 71, 72)( 73, 75)( 86,117)( 87,116)( 88,120)( 89,119)
( 90,118)( 91, 92)( 93, 95)(111,112)(113,115);
s2 := Sym(125)!(  2,  5)(  3,  4)(  6, 76)(  7, 80)(  8, 79)(  9, 78)( 10, 77)
( 11, 26)( 12, 30)( 13, 29)( 14, 28)( 15, 27)( 16,101)( 17,105)( 18,104)
( 19,103)( 20,102)( 21, 51)( 22, 55)( 23, 54)( 24, 53)( 25, 52)( 31, 86)
( 32, 90)( 33, 89)( 34, 88)( 35, 87)( 37, 40)( 38, 39)( 41,111)( 42,115)
( 43,114)( 44,113)( 45,112)( 46, 61)( 47, 65)( 48, 64)( 49, 63)( 50, 62)
( 56, 96)( 57,100)( 58, 99)( 59, 98)( 60, 97)( 66,121)( 67,125)( 68,124)
( 69,123)( 70,122)( 72, 75)( 73, 74)( 82, 85)( 83, 84)( 91,106)( 92,110)
( 93,109)( 94,108)( 95,107)(117,120)(118,119);
poly := sub<Sym(125)|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, s2*s0*s1*s2*s0*s1*s2*s0*s1*s2*s0*s1, 
s2*s0*s1*s0*s1*s2*s1*s0*s1*s2*s0*s1*s0*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 >;

References : None.
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