Basic invariants
| Dimension: | $2$ |
| Group: | $S_3\times C_3$ |
| Conductor: | \(855\)\(\medspace = 3^{2} \cdot 5 \cdot 19 \) |
| Artin stem field: | Galois closure of 6.0.69447375.1 |
| Galois orbit size: | $2$ |
| Smallest permutation container: | $S_3\times C_3$ |
| Parity: | odd |
| Determinant: | 1.855.6t1.a.a |
| Projective image: | $S_3$ |
| Projective stem field: | Galois closure of 3.1.7695.1 |
Defining polynomial
| $f(x)$ | $=$ |
\( x^{6} - x^{5} + 6x^{4} + 10x^{3} + 33x^{2} - 9x + 24 \)
|
The roots of $f$ are computed in an extension of $\Q_{ 17 }$ to precision 7.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 17 }$:
\( x^{2} + 16x + 3 \)
Roots:
| $r_{ 1 }$ | $=$ |
\( 13 a + \left(8 a + 5\right)\cdot 17 + \left(15 a + 15\right)\cdot 17^{2} + \left(2 a + 9\right)\cdot 17^{3} + \left(2 a + 13\right)\cdot 17^{4} + \left(10 a + 2\right)\cdot 17^{5} + 15 a\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 2 }$ | $=$ |
\( 4 a + 13 + 8 a\cdot 17 + \left(a + 5\right)\cdot 17^{2} + \left(14 a + 14\right)\cdot 17^{3} + \left(14 a + 12\right)\cdot 17^{4} + \left(6 a + 10\right)\cdot 17^{5} + \left(a + 5\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 3 }$ | $=$ |
\( 8 a + 1 + \left(3 a + 8\right)\cdot 17 + \left(4 a + 9\right)\cdot 17^{2} + \left(8 a + 1\right)\cdot 17^{3} + \left(9 a + 12\right)\cdot 17^{4} + \left(5 a + 7\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 4 }$ | $=$ |
\( 3 a + 13 + \left(14 a + 2\right)\cdot 17 + \left(12 a + 6\right)\cdot 17^{2} + \left(10 a + 2\right)\cdot 17^{3} + 13\cdot 17^{4} + \left(15 a + 6\right)\cdot 17^{5} + \left(11 a + 6\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 5 }$ | $=$ |
\( 14 a + 16 + \left(2 a + 13\right)\cdot 17 + \left(4 a + 4\right)\cdot 17^{2} + 6 a\cdot 17^{3} + \left(16 a + 3\right)\cdot 17^{4} + \left(a + 4\right)\cdot 17^{5} + \left(5 a + 3\right)\cdot 17^{6} +O(17^{7})\)
|
| $r_{ 6 }$ | $=$ |
\( 9 a + 9 + \left(13 a + 3\right)\cdot 17 + \left(12 a + 10\right)\cdot 17^{2} + \left(8 a + 5\right)\cdot 17^{3} + \left(7 a + 13\right)\cdot 17^{4} + \left(16 a + 8\right)\cdot 17^{5} + \left(11 a + 11\right)\cdot 17^{6} +O(17^{7})\)
|
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 value |
| $1$ | $1$ | $()$ | $2$ |
| $3$ | $2$ | $(1,4)(2,6)(3,5)$ | $0$ |
| $1$ | $3$ | $(1,6,5)(2,3,4)$ | $2 \zeta_{3}$ |
| $1$ | $3$ | $(1,5,6)(2,4,3)$ | $-2 \zeta_{3} - 2$ |
| $2$ | $3$ | $(2,3,4)$ | $\zeta_{3} + 1$ |
| $2$ | $3$ | $(2,4,3)$ | $-\zeta_{3}$ |
| $2$ | $3$ | $(1,6,5)(2,4,3)$ | $-1$ |
| $3$ | $6$ | $(1,3,6,4,5,2)$ | $0$ |
| $3$ | $6$ | $(1,2,5,4,6,3)$ | $0$ |
The blue line marks the conjugacy class containing complex conjugation.