Properties

Label 9T1
Degree $9$
Order $9$
Cyclic yes
Abelian yes
Solvable yes
Primitive no
$p$-group yes
Group: $C_9$

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Show commands: Magma

magma: G := TransitiveGroup(9, 1);
 

Group action invariants

Degree $n$:  $9$
magma: t, n := TransitiveGroupIdentification(G); n;
 
Transitive number $t$:  $1$
magma: t, n := TransitiveGroupIdentification(G); t;
 
Group:  $C_9$
CHM label:   $C(9)=9$
Parity:  $1$
magma: IsEven(G);
 
Primitive:  no
magma: IsPrimitive(G);
 
magma: NilpotencyClass(G);
 
$\card{\Aut(F/K)}$:  $9$
magma: Order(Centralizer(SymmetricGroup(n), G));
 
Generators:  (1,2,3,4,5,6,7,8,9)
magma: Generators(G);
 

Low degree resolvents

|G/N|Galois groups for stem field(s)
$3$:  $C_3$

Resolvents shown for degrees $\leq 47$

Subfields

Degree 3: $C_3$

Low degree siblings

There are no siblings with degree $\leq 47$
A number field with this Galois group has no arithmetically equivalent fields.

Conjugacy classes

LabelCycle TypeSizeOrderRepresentative
$ 1, 1, 1, 1, 1, 1, 1, 1, 1 $ $1$ $1$ $()$
$ 9 $ $1$ $9$ $(1,2,3,4,5,6,7,8,9)$
$ 9 $ $1$ $9$ $(1,3,5,7,9,2,4,6,8)$
$ 3, 3, 3 $ $1$ $3$ $(1,4,7)(2,5,8)(3,6,9)$
$ 9 $ $1$ $9$ $(1,5,9,4,8,3,7,2,6)$
$ 9 $ $1$ $9$ $(1,6,2,7,3,8,4,9,5)$
$ 3, 3, 3 $ $1$ $3$ $(1,7,4)(2,8,5)(3,9,6)$
$ 9 $ $1$ $9$ $(1,8,6,4,2,9,7,5,3)$
$ 9 $ $1$ $9$ $(1,9,8,7,6,5,4,3,2)$

magma: ConjugacyClasses(G);
 

Group invariants

Order:  $9=3^{2}$
magma: Order(G);
 
Cyclic:  yes
magma: IsCyclic(G);
 
Abelian:  yes
magma: IsAbelian(G);
 
Solvable:  yes
magma: IsSolvable(G);
 
Nilpotency class:  $1$
Label:  9.1
magma: IdentifyGroup(G);
 
Character table:

1A 3A1 3A-1 9A1 9A-1 9A2 9A-2 9A4 9A-4
Size 1 1 1 1 1 1 1 1 1
3 P 1A 3A-1 3A1 9A-1 9A1 9A4 9A2 9A-2 9A-4
Type
9.1.1a R 1 1 1 1 1 1 1 1 1
9.1.1b1 C 1 1 1 ζ31 ζ3 ζ3 ζ31 ζ31 ζ3
9.1.1b2 C 1 1 1 ζ3 ζ31 ζ31 ζ3 ζ3 ζ31
9.1.1c1 C 1 ζ93 ζ93 ζ94 ζ94 ζ9 ζ91 ζ92 ζ92
9.1.1c2 C 1 ζ93 ζ93 ζ94 ζ94 ζ91 ζ9 ζ92 ζ92
9.1.1c3 C 1 ζ93 ζ93 ζ92 ζ92 ζ94 ζ94 ζ91 ζ9
9.1.1c4 C 1 ζ93 ζ93 ζ92 ζ92 ζ94 ζ94 ζ9 ζ91
9.1.1c5 C 1 ζ93 ζ93 ζ91 ζ9 ζ92 ζ92 ζ94 ζ94
9.1.1c6 C 1 ζ93 ζ93 ζ9 ζ91 ζ92 ζ92 ζ94 ζ94

magma: CharacterTable(G);