Basic invariants
| Dimension: | $2$ |
| Group: | $D_{6}$ |
| Conductor: | \(728\)\(\medspace = 2^{3} \cdot 7 \cdot 13 \) |
| Frobenius-Schur indicator: | $1$ |
| Root number: | $1$ |
| Artin number field: | Galois closure of 6.2.4239872.1 |
| Galois orbit size: | $1$ |
| Smallest permutation container: | $D_{6}$ |
| Parity: | odd |
| Projective image: | $S_3$ |
| Projective field: | Galois closure of 3.1.728.1 |
Galois action
Roots of defining polynomial
The roots of $f$ are computed in an extension of $\Q_{ 17 }$ to precision 7.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 17 }$:
\( x^{2} + 16x + 3 \)
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Roots:
| $r_{ 1 }$ | $=$ |
\( 9 + 12\cdot 17 + 8\cdot 17^{2} + 3\cdot 17^{3} + 10\cdot 17^{4} + 9\cdot 17^{5} + 17^{6} +O(17^{7})\)
|
| $r_{ 2 }$ | $=$ |
\( 7 a + 1 + \left(16 a + 6\right)\cdot 17 + \left(8 a + 16\right)\cdot 17^{2} + \left(12 a + 4\right)\cdot 17^{3} + \left(4 a + 7\right)\cdot 17^{4} + \left(7 a + 2\right)\cdot 17^{5} + \left(10 a + 6\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 3 }$ | $=$ |
\( 13 + 11\cdot 17 + 6\cdot 17^{2} + 3\cdot 17^{4} + 10\cdot 17^{5} + 6\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 4 }$ | $=$ |
\( 11 a + 14 + \left(12 a + 1\right)\cdot 17 + \left(6 a + 8\right)\cdot 17^{2} + \left(10 a + 6\right)\cdot 17^{3} + \left(7 a + 8\right)\cdot 17^{4} + \left(5 a + 4\right)\cdot 17^{5} + \left(9 a + 3\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 5 }$ | $=$ |
\( 10 a + 8 + 15\cdot 17 + \left(8 a + 8\right)\cdot 17^{2} + \left(4 a + 8\right)\cdot 17^{3} + \left(12 a + 16\right)\cdot 17^{4} + \left(9 a + 4\right)\cdot 17^{5} + \left(6 a + 9\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 6 }$ | $=$ |
\( 6 a + 8 + \left(4 a + 3\right)\cdot 17 + \left(10 a + 2\right)\cdot 17^{2} + \left(6 a + 10\right)\cdot 17^{3} + \left(9 a + 5\right)\cdot 17^{4} + \left(11 a + 2\right)\cdot 17^{5} + \left(7 a + 7\right)\cdot 17^{6} +O(17^{7})\)
|
Generators of the action on the roots $r_1, \ldots, r_{ 6 }$
| Cycle notation |
Character values on conjugacy classes
| Size | Order | Action on $r_1, \ldots, r_{ 6 }$ | Character values |
| $c1$ | |||
| $1$ | $1$ | $()$ | $2$ |
| $1$ | $2$ | $(1,3)(2,6)(4,5)$ | $-2$ |
| $3$ | $2$ | $(1,2)(3,6)$ | $0$ |
| $3$ | $2$ | $(1,6)(2,3)(4,5)$ | $0$ |
| $2$ | $3$ | $(1,5,2)(3,4,6)$ | $-1$ |
| $2$ | $6$ | $(1,4,2,3,5,6)$ | $1$ |