Part of the Atlas of Small Regular Polytopes

Polytope of Type {2,8,30}

Atlas Canonical Name {2,8,30}*1920a

Overview

Group
SmallGroup(1920,239473)
Rank
4
Schläfli Type
{2,8,30}
Vertices, edges, …
2, 16, 240, 60
Order of s0s1s2s3
30
Order of s0s1s2s3s2s1
2
Also known as
if this polytope has a name.

Special Properties

  • Degenerate
  • Universal
  • Non-Orientable
  • Flat

Quotients maximal quotients in bold

4-fold

5-fold

8-fold

20-fold

40-fold

Covers minimal covers in bold

None in this atlas.

Representations

Permutation Representation (GAP)
s0 := (1,2);;
s1 := ( 3,11)( 4,12)( 5,13)( 6,14)( 7,18)( 8,17)( 9,16)(10,15)(19,27)(20,28)(21,29)(22,30)(23,34)(24,33)(25,32)(26,31)(35,43)(36,44)(37,45)(38,46)(39,50)(40,49)(41,48)(42,47)(51,59)(52,60)(53,61)(54,62)(55,66)(56,65)(57,64)(58,63)(67,75)(68,76)(69,77)(70,78)(71,82)(72,81)(73,80)(74,79);;
s2 := ( 5, 6)( 7,12)( 8,11)( 9,13)(10,14)(17,18)(19,67)(20,68)(21,70)(22,69)(23,76)(24,75)(25,77)(26,78)(27,72)(28,71)(29,73)(30,74)(31,79)(32,80)(33,82)(34,81)(35,51)(36,52)(37,54)(38,53)(39,60)(40,59)(41,61)(42,62)(43,56)(44,55)(45,57)(46,58)(47,63)(48,64)(49,66)(50,65);;
s3 := ( 3,19)( 4,22)( 5,21)( 6,20)( 7,32)( 8,33)( 9,34)(10,31)(11,27)(12,30)(13,29)(14,28)(15,26)(16,23)(17,24)(18,25)(35,67)(36,70)(37,69)(38,68)(39,80)(40,81)(41,82)(42,79)(43,75)(44,78)(45,77)(46,76)(47,74)(48,71)(49,72)(50,73)(52,54)(55,64)(56,65)(57,66)(58,63)(60,62);;
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, 
s1*s2*s3*s1*s2*s3*s1*s2*s1*s2*s3*s1*s2*s3*s1*s2, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s3*s2*s1*s2*s3*s2*s1*s2*s3*s1*s2*s1*s2*s3*s2*s1*s2*s1, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s1*s3*s2*s1*s3*s2*s1*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3 ];;
poly := F / rels;;
Permutation Representation (Magma)
s0 := Sym(82)!(1,2);
s1 := Sym(82)!( 3,11)( 4,12)( 5,13)( 6,14)( 7,18)( 8,17)( 9,16)(10,15)(19,27)(20,28)(21,29)(22,30)(23,34)(24,33)(25,32)(26,31)(35,43)(36,44)(37,45)(38,46)(39,50)(40,49)(41,48)(42,47)(51,59)(52,60)(53,61)(54,62)(55,66)(56,65)(57,64)(58,63)(67,75)(68,76)(69,77)(70,78)(71,82)(72,81)(73,80)(74,79);
s2 := Sym(82)!( 5, 6)( 7,12)( 8,11)( 9,13)(10,14)(17,18)(19,67)(20,68)(21,70)(22,69)(23,76)(24,75)(25,77)(26,78)(27,72)(28,71)(29,73)(30,74)(31,79)(32,80)(33,82)(34,81)(35,51)(36,52)(37,54)(38,53)(39,60)(40,59)(41,61)(42,62)(43,56)(44,55)(45,57)(46,58)(47,63)(48,64)(49,66)(50,65);
s3 := Sym(82)!( 3,19)( 4,22)( 5,21)( 6,20)( 7,32)( 8,33)( 9,34)(10,31)(11,27)(12,30)(13,29)(14,28)(15,26)(16,23)(17,24)(18,25)(35,67)(36,70)(37,69)(38,68)(39,80)(40,81)(41,82)(42,79)(43,75)(44,78)(45,77)(46,76)(47,74)(48,71)(49,72)(50,73)(52,54)(55,64)(56,65)(57,66)(58,63)(60,62);
poly := sub<Sym(82)|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, s1*s2*s3*s1*s2*s3*s1*s2*s1*s2*s3*s1*s2*s3*s1*s2, 
s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2*s1*s2, 
s3*s2*s1*s2*s3*s2*s1*s2*s3*s1*s2*s1*s2*s3*s2*s1*s2*s1, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s1*s3*s2*s1*s3*s2*s1*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3 >;