Basic invariants
| Dimension: | $4$ |
| Group: | $C_3^2:D_4$ |
| Conductor: | \(20044127225\)\(\medspace = 5^{2} \cdot 929^{3} \) |
| Frobenius-Schur indicator: | $1$ |
| Root number: | $1$ |
| Artin stem field: | Galois closure of 6.2.116125.1 |
| Galois orbit size: | $1$ |
| Smallest permutation container: | 12T34 |
| Parity: | even |
| Determinant: | 1.929.2t1.a.a |
| Projective image: | $\SOPlus(4,2)$ |
| Projective stem field: | Galois closure of 6.2.116125.1 |
Defining polynomial
| $f(x)$ | $=$ |
\( x^{6} - x^{5} + 4x^{4} - x^{3} + 3x^{2} - 1 \)
|
The roots of $f$ are computed in an extension of $\Q_{ 11 }$ to precision 5.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 11 }$:
\( x^{2} + 7x + 2 \)
Roots:
| $r_{ 1 }$ | $=$ |
\( 2 + 10\cdot 11 + 5\cdot 11^{2} + 6\cdot 11^{3} + 10\cdot 11^{4} +O(11^{5})\)
|
| $r_{ 2 }$ | $=$ |
\( 7 a + 4 + \left(8 a + 2\right)\cdot 11 + \left(6 a + 2\right)\cdot 11^{2} + \left(2 a + 5\right)\cdot 11^{3} + \left(4 a + 10\right)\cdot 11^{4} +O(11^{5})\)
|
| $r_{ 3 }$ | $=$ |
\( 5 + 8\cdot 11 + 9\cdot 11^{2} + 4\cdot 11^{3} + 3\cdot 11^{4} +O(11^{5})\)
|
| $r_{ 4 }$ | $=$ |
\( 4 a + 4 + \left(5 a + 4\right)\cdot 11 + \left(a + 2\right)\cdot 11^{2} + 2 a\cdot 11^{3} + 10 a\cdot 11^{4} +O(11^{5})\)
|
| $r_{ 5 }$ | $=$ |
\( 7 a + 9 + \left(5 a + 10\right)\cdot 11 + \left(9 a + 2\right)\cdot 11^{2} + \left(8 a + 7\right)\cdot 11^{3} + 5\cdot 11^{4} +O(11^{5})\)
|
| $r_{ 6 }$ | $=$ |
\( 4 a + 10 + \left(2 a + 7\right)\cdot 11 + \left(4 a + 9\right)\cdot 11^{2} + \left(8 a + 8\right)\cdot 11^{3} + \left(6 a + 2\right)\cdot 11^{4} +O(11^{5})\)
|
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 |
| $1$ | $1$ | $()$ | $4$ |
| $6$ | $2$ | $(1,2)(3,4)(5,6)$ | $0$ |
| $6$ | $2$ | $(3,6)$ | $-2$ |
| $9$ | $2$ | $(3,6)(4,5)$ | $0$ |
| $4$ | $3$ | $(1,4,5)(2,3,6)$ | $-2$ |
| $4$ | $3$ | $(1,4,5)$ | $1$ |
| $18$ | $4$ | $(1,2)(3,5,6,4)$ | $0$ |
| $12$ | $6$ | $(1,3,4,6,5,2)$ | $0$ |
| $12$ | $6$ | $(1,4,5)(3,6)$ | $1$ |
The blue line marks the conjugacy class containing complex conjugation.