GAP Package AtlasRep
AtlasRep Info for A
20
→ ATLAS page for A
20
→ Overview of Groups
Representations for G = A
20
: (all refer to std. generators 1)
1
G ≤ Sym(20)
18-trans., on cosets of A
19
(1st max.)
2
G ≤ Sym(190)
rank 3, on cosets of S
18
(2nd max.)
3
G ≤ GL(19,ℤ)
4
G ≤ GL(170,ℤ)
5
G ≤ GL(171,ℤ)
Programs for G = A
20
: (all refer to std. generators 1)
std. gen. checker:
File created automatically by GAP on 22-Apr-2022.