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Magma
magma: G := TransitiveGroup(10, 5);
Group action invariants
Degree $n$: | $10$ | magma: t, n := TransitiveGroupIdentification(G); n;
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Transitive number $t$: | $5$ | magma: t, n := TransitiveGroupIdentification(G); t;
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Group: | $F_{5}\times C_2$ | ||
CHM label: | $F(5)[x]2$ | ||
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: | (1,7,9,3)(2,4,8,6), (1,2,3,4,5,6,7,8,9,10) | magma: Generators(G);
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Low degree resolvents
|G/N| Galois groups for stem field(s) $2$: $C_2$ x 3 $4$: $C_4$ x 2, $C_2^2$ $8$: $C_4\times C_2$ $20$: $F_5$ Resolvents shown for degrees $\leq 47$
Subfields
Degree 2: $C_2$
Degree 5: $F_5$
Low degree siblings
10T5, 20T9, 20T13, 40T14Siblings 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 $ | $1$ | $1$ | $()$ | |
$ 4, 4, 1, 1 $ | $5$ | $4$ | $( 2, 4,10, 8)( 3, 7, 9, 5)$ | |
$ 4, 4, 1, 1 $ | $5$ | $4$ | $( 2, 8,10, 4)( 3, 5, 9, 7)$ | |
$ 2, 2, 2, 2, 1, 1 $ | $5$ | $2$ | $( 2,10)( 3, 9)( 4, 8)( 5, 7)$ | |
$ 2, 2, 2, 2, 2 $ | $5$ | $2$ | $( 1, 2)( 3,10)( 4, 9)( 5, 8)( 6, 7)$ | |
$ 10 $ | $4$ | $10$ | $( 1, 2, 3, 4, 5, 6, 7, 8, 9,10)$ | |
$ 4, 4, 2 $ | $5$ | $4$ | $( 1, 2, 5, 4)( 3, 8)( 6, 7,10, 9)$ | |
$ 4, 4, 2 $ | $5$ | $4$ | $( 1, 2, 9, 8)( 3, 6, 7, 4)( 5,10)$ | |
$ 5, 5 $ | $4$ | $5$ | $( 1, 3, 5, 7, 9)( 2, 4, 6, 8,10)$ | |
$ 2, 2, 2, 2, 2 $ | $1$ | $2$ | $( 1, 6)( 2, 7)( 3, 8)( 4, 9)( 5,10)$ |
magma: ConjugacyClasses(G);
Group invariants
Order: | $40=2^{3} \cdot 5$ | 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: | 40.12 | magma: IdentifyGroup(G);
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Character table: |
1A | 2A | 2B | 2C | 4A1 | 4A-1 | 4B1 | 4B-1 | 5A | 10A | ||
Size | 1 | 1 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | |
2 P | 1A | 1A | 1A | 1A | 2C | 2C | 2C | 2C | 5A | 5A | |
5 P | 1A | 2A | 2B | 2C | 4A-1 | 4B-1 | 4B1 | 4A1 | 1A | 2A | |
Type | |||||||||||
40.12.1a | R | ||||||||||
40.12.1b | R | ||||||||||
40.12.1c | R | ||||||||||
40.12.1d | R | ||||||||||
40.12.1e1 | C | ||||||||||
40.12.1e2 | C | ||||||||||
40.12.1f1 | C | ||||||||||
40.12.1f2 | C | ||||||||||
40.12.4a | R | ||||||||||
40.12.4b | R |
magma: CharacterTable(G);