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Magma
magma: G := TransitiveGroup(12, 31);
Group action invariants
Degree $n$: | $12$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $31$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $C_4^2:C_3$ | ||
CHM label: | $[4^{2}]3$ | ||
Parity: | $1$ | magma: IsEven(G);
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Primitive: | no | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
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$\card{\Aut(F/K)}$: | $4$ | magma: Order(Centralizer(SymmetricGroup(n), G));
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Generators: | (1,10,7,4)(3,6,9,12), (1,5,9)(2,6,10)(3,7,11)(4,8,12) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $3$: $C_3$ $12$: $A_4$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: None
Degree 3: $C_3$
Degree 4: None
Degree 6: $A_4$
Low degree siblings
12T31, 16T63, 24T58Siblings are shown with degree $\leq 47$
A number field with this Galois group has no arithmetically equivalent fields.
Conjugacy classes
Cycle Type | Size | Order | Representative |
$ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ | $1$ | $1$ | $()$ |
$ 4, 4, 1, 1, 1, 1 $ | $3$ | $4$ | $( 2, 5, 8,11)( 3,12, 9, 6)$ |
$ 2, 2, 2, 2, 1, 1, 1, 1 $ | $3$ | $2$ | $( 2, 8)( 3, 9)( 5,11)( 6,12)$ |
$ 4, 4, 1, 1, 1, 1 $ | $3$ | $4$ | $( 2,11, 8, 5)( 3, 6, 9,12)$ |
$ 3, 3, 3, 3 $ | $16$ | $3$ | $( 1, 2, 3)( 4, 5, 6)( 7, 8, 9)(10,11,12)$ |
$ 3, 3, 3, 3 $ | $16$ | $3$ | $( 1, 3, 2)( 4, 6, 5)( 7, 9, 8)(10,12,11)$ |
$ 4, 4, 2, 2 $ | $3$ | $4$ | $( 1, 4, 7,10)( 2, 5, 8,11)( 3, 9)( 6,12)$ |
$ 4, 4, 2, 2 $ | $3$ | $4$ | $( 1, 7)( 2,11, 8, 5)( 3,12, 9, 6)( 4,10)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $48=2^{4} \cdot 3$ | magma: Order(G);
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Cyclic: | no | magma: IsCyclic(G);
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Abelian: | no | magma: IsAbelian(G);
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Solvable: | yes | magma: IsSolvable(G);
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Nilpotency class: | not nilpotent | ||
Label: | 48.3 | magma: IdentifyGroup(G);
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Character table: |
2 4 4 4 4 . . 4 4 3 1 . . . 1 1 . . 1a 4a 2a 4b 3a 3b 4c 4d 2P 1a 2a 1a 2a 3b 3a 2a 2a 3P 1a 4b 2a 4a 1a 1a 4d 4c X.1 1 1 1 1 1 1 1 1 X.2 1 1 1 1 B /B 1 1 X.3 1 1 1 1 /B B 1 1 X.4 3 -1 3 -1 . . -1 -1 X.5 3 A -1 /A . . 1 1 X.6 3 /A -1 A . . 1 1 X.7 3 1 -1 1 . . /A A X.8 3 1 -1 1 . . A /A A = -1+2*E(4) = -1+2*Sqrt(-1) = -1+2i B = E(3)^2 = (-1-Sqrt(-3))/2 = -1-b3 |
magma: CharacterTable(G);