Part of the Atlas of Small Regular Polytopes

Polytope of Type {2,4,30}

Atlas Canonical Name {2,4,30}*1920a

Overview

Group
SmallGroup(1920,239472)
Rank
4
Schläfli Type
{2,4,30}
Vertices, edges, …
2, 16, 240, 120
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)( 7,15)( 8,16)( 9,17)(10,18)(19,27)(20,28)(21,29)(22,30)(23,31)(24,32)(25,33)(26,34)(35,43)(36,44)(37,45)(38,46)(39,47)(40,48)(41,49)(42,50)(51,59)(52,60)(53,61)(54,62)(55,63)(56,64)(57,65)(58,66)(67,75)(68,76)(69,77)(70,78)(71,79)(72,80)(73,81)(74,82);;
s2 := ( 5, 6)( 7,14)( 8,13)( 9,11)(10,12)(15,16)(19,67)(20,68)(21,70)(22,69)(23,78)(24,77)(25,75)(26,76)(27,73)(28,74)(29,72)(30,71)(31,80)(32,79)(33,81)(34,82)(35,51)(36,52)(37,54)(38,53)(39,62)(40,61)(41,59)(42,60)(43,57)(44,58)(45,56)(46,55)(47,64)(48,63)(49,65)(50,66);;
s3 := ( 3,19)( 4,21)( 5,20)( 6,22)( 7,31)( 8,33)( 9,32)(10,34)(11,27)(12,29)(13,28)(14,30)(15,23)(16,25)(17,24)(18,26)(35,67)(36,69)(37,68)(38,70)(39,79)(40,81)(41,80)(42,82)(43,75)(44,77)(45,76)(46,78)(47,71)(48,73)(49,72)(50,74)(52,53)(55,63)(56,65)(57,64)(58,66)(60,61);;
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*s1*s2*s1*s2*s1*s2, s1*s2*s3*s2*s1*s2*s3*s2*s1*s2*s3*s2*s1*s2*s3*s2, 
s3*s2*s3*s2*s3*s2*s1*s2*s3*s2*s3*s1*s2*s3*s2*s1*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*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)( 7,15)( 8,16)( 9,17)(10,18)(19,27)(20,28)(21,29)(22,30)(23,31)(24,32)(25,33)(26,34)(35,43)(36,44)(37,45)(38,46)(39,47)(40,48)(41,49)(42,50)(51,59)(52,60)(53,61)(54,62)(55,63)(56,64)(57,65)(58,66)(67,75)(68,76)(69,77)(70,78)(71,79)(72,80)(73,81)(74,82);
s2 := Sym(82)!( 5, 6)( 7,14)( 8,13)( 9,11)(10,12)(15,16)(19,67)(20,68)(21,70)(22,69)(23,78)(24,77)(25,75)(26,76)(27,73)(28,74)(29,72)(30,71)(31,80)(32,79)(33,81)(34,82)(35,51)(36,52)(37,54)(38,53)(39,62)(40,61)(41,59)(42,60)(43,57)(44,58)(45,56)(46,55)(47,64)(48,63)(49,65)(50,66);
s3 := Sym(82)!( 3,19)( 4,21)( 5,20)( 6,22)( 7,31)( 8,33)( 9,32)(10,34)(11,27)(12,29)(13,28)(14,30)(15,23)(16,25)(17,24)(18,26)(35,67)(36,69)(37,68)(38,70)(39,79)(40,81)(41,80)(42,82)(43,75)(44,77)(45,76)(46,78)(47,71)(48,73)(49,72)(50,74)(52,53)(55,63)(56,65)(57,64)(58,66)(60,61);
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*s1*s2*s1*s2*s1*s2, 
s1*s2*s3*s2*s1*s2*s3*s2*s1*s2*s3*s2*s1*s2*s3*s2, 
s3*s2*s3*s2*s3*s2*s1*s2*s3*s2*s3*s1*s2*s3*s2*s1*s2, 
s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3*s2*s3 >;