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Magma
magma: G := TransitiveGroup(12, 12);
Group action invariants
Degree $n$: | $12$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $12$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $D_{12}$ | ||
CHM label: | $1/2[3:2]cD(4)$ | ||
Parity: | $-1$ | magma: IsEven(G);
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Primitive: | no | magma: IsPrimitive(G);
| magma: NilpotencyClass(G);
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$\card{\Aut(F/K)}$: | $2$ | magma: Order(Centralizer(SymmetricGroup(n), G));
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Generators: | (1,11)(2,10)(3,9)(4,8)(5,7), (1,5,9)(2,6,10)(3,7,11)(4,8,12), (1,4,7,10)(2,5,8,11)(3,6,9,12) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ x 3 $4$: $C_2^2$ $6$: $S_3$ $8$: $D_{4}$ $12$: $D_{6}$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$
Degree 3: $S_3$
Degree 4: $D_{4}$
Degree 6: $D_{6}$
Low degree siblings
12T12, 24T13Siblings are shown with degree $\leq 47$
A number field with this Galois group has no arithmetically equivalent fields.
Conjugacy classes
Label | Cycle Type | Size | Order | Representative |
$ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 $ | $1$ | $1$ | $()$ | |
$ 2, 2, 2, 2, 2, 1, 1 $ | $6$ | $2$ | $( 2,12)( 3,11)( 4,10)( 5, 9)( 6, 8)$ | |
$ 2, 2, 2, 2, 2, 2 $ | $6$ | $2$ | $( 1, 2)( 3,12)( 4,11)( 5,10)( 6, 9)( 7, 8)$ | |
$ 12 $ | $2$ | $12$ | $( 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11,12)$ | |
$ 6, 6 $ | $2$ | $6$ | $( 1, 3, 5, 7, 9,11)( 2, 4, 6, 8,10,12)$ | |
$ 4, 4, 4 $ | $2$ | $4$ | $( 1, 4, 7,10)( 2, 5, 8,11)( 3, 6, 9,12)$ | |
$ 3, 3, 3, 3 $ | $2$ | $3$ | $( 1, 5, 9)( 2, 6,10)( 3, 7,11)( 4, 8,12)$ | |
$ 12 $ | $2$ | $12$ | $( 1, 6,11, 4, 9, 2, 7,12, 5,10, 3, 8)$ | |
$ 2, 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 7)( 2, 8)( 3, 9)( 4,10)( 5,11)( 6,12)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $24=2^{3} \cdot 3$ | 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: | 24.6 | magma: IdentifyGroup(G);
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Character table: |
1A | 2A | 2B | 2C | 3A | 4A | 6A | 12A1 | 12A5 | ||
Size | 1 | 1 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | |
2 P | 1A | 1A | 1A | 1A | 3A | 2A | 3A | 6A | 6A | |
3 P | 1A | 2A | 2B | 2C | 1A | 4A | 2A | 4A | 4A | |
Type | ||||||||||
24.6.1a | R | |||||||||
24.6.1b | R | |||||||||
24.6.1c | R | |||||||||
24.6.1d | R | |||||||||
24.6.2a | R | |||||||||
24.6.2b | R | |||||||||
24.6.2c | R | |||||||||
24.6.2d1 | R | |||||||||
24.6.2d2 | R |
magma: CharacterTable(G);