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