Basic invariants
Dimension: | $3$ |
Group: | $A_4\times C_2$ |
Conductor: | \(4131\)\(\medspace = 3^{5} \cdot 17 \) |
Frobenius-Schur indicator: | $1$ |
Root number: | $1$ |
Artin stem field: | Galois closure of 6.4.334611.1 |
Galois orbit size: | $1$ |
Smallest permutation container: | $A_4\times C_2$ |
Parity: | odd |
Determinant: | 1.51.2t1.a.a |
Projective image: | $A_4$ |
Projective stem field: | Galois closure of 4.0.23409.1 |
Defining polynomial
$f(x)$ | $=$ | \( x^{6} - 3x^{4} - 5x^{3} + 3x + 1 \) . |
The roots of $f$ are computed in an extension of $\Q_{ 19 }$ to precision 7.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 19 }$: \( x^{2} + 18x + 2 \)
Roots:
$r_{ 1 }$ | $=$ | \( 4 + 14\cdot 19 + 18\cdot 19^{2} + 8\cdot 19^{3} + 11\cdot 19^{4} + 17\cdot 19^{5} + 13\cdot 19^{6} +O(19^{7})\) |
$r_{ 2 }$ | $=$ | \( 15 a + 13 + 14\cdot 19 + \left(5 a + 4\right)\cdot 19^{2} + \left(2 a + 15\right)\cdot 19^{3} + \left(8 a + 5\right)\cdot 19^{4} + \left(15 a + 15\right)\cdot 19^{5} + \left(13 a + 1\right)\cdot 19^{6} +O(19^{7})\) |
$r_{ 3 }$ | $=$ | \( 9 a + \left(10 a + 13\right)\cdot 19 + \left(7 a + 11\right)\cdot 19^{2} + \left(17 a + 10\right)\cdot 19^{3} + \left(10 a + 2\right)\cdot 19^{4} + \left(a + 5\right)\cdot 19^{5} + \left(10 a + 16\right)\cdot 19^{6} +O(19^{7})\) |
$r_{ 4 }$ | $=$ | \( 10 a + 9 + \left(8 a + 14\right)\cdot 19 + \left(11 a + 8\right)\cdot 19^{2} + \left(a + 1\right)\cdot 19^{3} + \left(8 a + 15\right)\cdot 19^{4} + \left(17 a + 14\right)\cdot 19^{5} + \left(8 a + 5\right)\cdot 19^{6} +O(19^{7})\) |
$r_{ 5 }$ | $=$ | \( 3 + 4\cdot 19^{2} + 8\cdot 19^{3} + 10\cdot 19^{4} +O(19^{7})\) |
$r_{ 6 }$ | $=$ | \( 4 a + 9 + 18 a\cdot 19 + \left(13 a + 9\right)\cdot 19^{2} + \left(16 a + 12\right)\cdot 19^{3} + \left(10 a + 11\right)\cdot 19^{4} + \left(3 a + 3\right)\cdot 19^{5} + 5 a\cdot 19^{6} +O(19^{7})\) |
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 |
$1$ | $1$ | $()$ | $3$ |
$1$ | $2$ | $(1,5)(2,6)(3,4)$ | $-3$ |
$3$ | $2$ | $(1,5)$ | $1$ |
$3$ | $2$ | $(1,5)(2,6)$ | $-1$ |
$4$ | $3$ | $(1,2,3)(4,5,6)$ | $0$ |
$4$ | $3$ | $(1,3,2)(4,6,5)$ | $0$ |
$4$ | $6$ | $(1,6,4,5,2,3)$ | $0$ |
$4$ | $6$ | $(1,3,2,5,4,6)$ | $0$ |
The blue line marks the conjugacy class containing complex conjugation.