Go
Home
About
C
n
D
n
S
n
A
n
Degree
Linear
Irr Reps
Characters
x
:
.
o
wr
Extensions
1→N→G→Q→1 with N=
C
7
and Q=
D
9
Direct product G=NxQ with N=
C
7
and Q=
D
9
d
ρ
Label
ID
C
7
xD
9
63
2
C7xD9
126,3
Semidirect products G=N:Q with N=
C
7
and Q=
D
9
extension
φ:Q→Aut N
d
ρ
Label
ID
C
7
:D
9
=
D
63
φ:
D
9
/
C
9
→
C
2
⊆ Aut
C
7
63
2+
C7:D9
126,5
x
:
Z
F
o
wr
Q
<