Basic invariants
Galois action
Roots of defining polynomial
The roots of $f$ are computed in an extension of $\Q_{ 17 }$ to precision 5.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 17 }$: $ x^{3} + x + 14 $
Roots:
| $r_{ 1 }$ |
$=$ |
$ 7 a^{2} + 11 a + 13 + \left(2 a^{2} + 14 a + 9\right)\cdot 17 + \left(15 a^{2} + 5\right)\cdot 17^{2} + \left(10 a^{2} + 13 a + 6\right)\cdot 17^{3} + 4 a^{2}17^{4} +O\left(17^{ 5 }\right)$ |
| $r_{ 2 }$ |
$=$ |
$ 2 a^{2} + 11 a + 4 + \left(6 a^{2} + 13 a + 12\right)\cdot 17 + \left(14 a^{2} + 9 a + 10\right)\cdot 17^{2} + \left(12 a^{2} + 15 a + 7\right)\cdot 17^{3} + \left(12 a^{2} + 16 a + 11\right)\cdot 17^{4} +O\left(17^{ 5 }\right)$ |
| $r_{ 3 }$ |
$=$ |
$ 10 + 12\cdot 17 + 16\cdot 17^{2} + 10\cdot 17^{3} + 10\cdot 17^{4} +O\left(17^{ 5 }\right)$ |
| $r_{ 4 }$ |
$=$ |
$ 16 a^{2} + 7 a + 11 + \left(12 a^{2} + 3 a + 7\right)\cdot 17 + \left(5 a^{2} + 8 a + 8\right)\cdot 17^{2} + \left(5 a^{2} + 4 a + 6\right)\cdot 17^{3} + \left(a^{2} + 11\right)\cdot 17^{4} +O\left(17^{ 5 }\right)$ |
| $r_{ 5 }$ |
$=$ |
$ 4 a^{2} + 5 a + 3 + \left(3 a^{2} + 12 a + 1\right)\cdot 17 + \left(11 a^{2} + 16 a + 12\right)\cdot 17^{2} + \left(12 a^{2} + 4 a + 5\right)\cdot 17^{3} + \left(2 a^{2} + 5 a + 12\right)\cdot 17^{4} +O\left(17^{ 5 }\right)$ |
| $r_{ 6 }$ |
$=$ |
$ 14 a^{2} + 5 a + 4 + \left(a + 5\right)\cdot 17 + \left(9 a + 10\right)\cdot 17^{2} + \left(16 a^{2} + 7 a + 13\right)\cdot 17^{3} + \left(12 a^{2} + 11 a + 7\right)\cdot 17^{4} +O\left(17^{ 5 }\right)$ |
| $r_{ 7 }$ |
$=$ |
$ 8 a^{2} + 12 a + 8 + \left(8 a^{2} + 5 a + 2\right)\cdot 17 + \left(4 a^{2} + 6 a + 4\right)\cdot 17^{2} + \left(10 a^{2} + 5 a\right)\cdot 17^{3} + \left(16 a^{2} + 16 a + 14\right)\cdot 17^{4} +O\left(17^{ 5 }\right)$ |
Generators of the action on the roots
$r_1, \ldots, r_{ 7 }$
| Cycle notation |
| $(3,6)(4,5)$ |
| $(1,3)(2,7,6,4)$ |
Character values on conjugacy classes
| Size | Order | Action on
$r_1, \ldots, r_{ 7 }$
| Character values |
| | |
$c1$ |
| $1$ |
$1$ |
$()$ |
$8$ |
| $21$ |
$2$ |
$(3,6)(4,5)$ |
$0$ |
| $56$ |
$3$ |
$(1,7,4)(2,5,6)$ |
$-1$ |
| $42$ |
$4$ |
$(1,3)(2,7,6,4)$ |
$0$ |
| $24$ |
$7$ |
$(1,3,4,5,2,7,6)$ |
$1$ |
| $24$ |
$7$ |
$(1,5,6,4,7,3,2)$ |
$1$ |
The blue line marks the conjugacy class containing complex conjugation.
