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