Basic invariants
Galois action
Roots of defining polynomial
The roots of $f$ are computed in an extension of $\Q_{ 23 }$ to precision 10.
Minimal polynomial of a generator $a$ of $K$ over $\mathbb{Q}_{ 23 }$: $ x^{3} + 2 x + 18 $
Roots:
| $r_{ 1 }$ |
$=$ |
$ 13 a^{2} + 5 a + 13 + \left(13 a^{2} + 22 a + 9\right)\cdot 23 + \left(7 a^{2} + 2 a + 15\right)\cdot 23^{2} + \left(16 a^{2} + 6 a + 6\right)\cdot 23^{3} + \left(15 a^{2} + 11 a + 19\right)\cdot 23^{4} + \left(12 a^{2} + 20 a + 22\right)\cdot 23^{5} + \left(6 a^{2} + 5 a\right)\cdot 23^{6} + \left(13 a^{2} + 21 a + 18\right)\cdot 23^{7} + \left(3 a^{2} + 10 a + 12\right)\cdot 23^{8} + \left(10 a^{2} + 18 a + 3\right)\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 2 }$ |
$=$ |
$ a^{2} + 2 a + 20 + \left(18 a^{2} + 21 a + 7\right)\cdot 23 + \left(15 a^{2} + 16 a + 3\right)\cdot 23^{2} + \left(15 a^{2} + 11 a + 21\right)\cdot 23^{3} + \left(16 a^{2} + 19 a + 12\right)\cdot 23^{4} + \left(16 a^{2} + 21 a + 20\right)\cdot 23^{5} + \left(7 a^{2} + 20 a + 17\right)\cdot 23^{6} + \left(a^{2} + 12 a + 9\right)\cdot 23^{7} + \left(5 a^{2} + 14 a + 22\right)\cdot 23^{8} + \left(21 a^{2} + 22 a + 2\right)\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 3 }$ |
$=$ |
$ 19 + 6\cdot 23 + 15\cdot 23^{2} + 18\cdot 23^{3} + 12\cdot 23^{5} + 3\cdot 23^{7} + 9\cdot 23^{8} + 13\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 4 }$ |
$=$ |
$ 21 a^{2} + 16 a + 2 + \left(15 a^{2} + 12 a + 21\right)\cdot 23 + \left(8 a^{2} + 4 a + 5\right)\cdot 23^{2} + \left(15 a^{2} + 20 a + 9\right)\cdot 23^{3} + \left(19 a^{2} + 8 a + 6\right)\cdot 23^{4} + \left(16 a^{2} + 9 a + 1\right)\cdot 23^{5} + \left(12 a^{2} + 4 a + 14\right)\cdot 23^{6} + \left(11 a^{2} + 7 a + 3\right)\cdot 23^{7} + \left(20 a^{2} + 10 a + 9\right)\cdot 23^{8} + \left(a^{2} + 20 a + 11\right)\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 5 }$ |
$=$ |
$ 6 + 19\cdot 23 + 8\cdot 23^{2} + 14\cdot 23^{3} + 17\cdot 23^{4} + 10\cdot 23^{5} + 8\cdot 23^{6} + 8\cdot 23^{7} + 21\cdot 23^{8} + 12\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 6 }$ |
$=$ |
$ 18 a^{2} + a + 21 + \left(17 a^{2} + 20 a + 15\right)\cdot 23 + \left(5 a^{2} + 13 a + 9\right)\cdot 23^{2} + \left(a^{2} + 5 a + 13\right)\cdot 23^{3} + \left(4 a^{2} + 19 a + 8\right)\cdot 23^{4} + \left(15 a^{2} + 15 a + 14\right)\cdot 23^{5} + \left(15 a^{2} + 21 a + 2\right)\cdot 23^{6} + \left(15 a^{2} + 9 a + 9\right)\cdot 23^{7} + \left(10 a^{2} + 11 a + 11\right)\cdot 23^{8} + \left(9 a^{2} + 11 a + 21\right)\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 7 }$ |
$=$ |
$ 7 a^{2} + 6 a + 14 + \left(12 a^{2} + 13 a + 8\right)\cdot 23 + \left(8 a^{2} + 4 a + 13\right)\cdot 23^{2} + \left(6 a^{2} + 20 a + 12\right)\cdot 23^{3} + \left(22 a^{2} + 17 a + 17\right)\cdot 23^{4} + \left(13 a^{2} + 20 a + 12\right)\cdot 23^{5} + \left(17 a^{2} + 19 a + 20\right)\cdot 23^{6} + \left(18 a^{2} + 5 a + 20\right)\cdot 23^{7} + \left(14 a^{2} + a + 16\right)\cdot 23^{8} + \left(11 a^{2} + 14 a + 16\right)\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
| $r_{ 8 }$ |
$=$ |
$ 9 a^{2} + 16 a + \left(14 a^{2} + 2 a + 3\right)\cdot 23 + \left(22 a^{2} + 3 a + 20\right)\cdot 23^{2} + \left(13 a^{2} + 5 a + 18\right)\cdot 23^{3} + \left(13 a^{2} + 15 a + 8\right)\cdot 23^{4} + \left(16 a^{2} + 3 a + 20\right)\cdot 23^{5} + \left(8 a^{2} + 19 a + 3\right)\cdot 23^{6} + \left(8 a^{2} + 11 a + 19\right)\cdot 23^{7} + \left(14 a^{2} + 20 a + 11\right)\cdot 23^{8} + \left(14 a^{2} + 4 a + 9\right)\cdot 23^{9} +O\left(23^{ 10 }\right)$ |
Generators of the action on the roots
$r_1, \ldots, r_{ 8 }$
| Cycle notation |
| $(1,4,6,8)(2,5,7,3)$ |
| $(1,6)(2,7)(3,5)(4,8)$ |
| $(2,4,3)(5,7,8)$ |
| $(1,3,6,5)(2,4,7,8)$ |
Character values on conjugacy classes
| Size | Order | Action on
$r_1, \ldots, r_{ 8 }$
| Character values |
| | |
$c1$ |
$c2$ |
| $1$ |
$1$ |
$()$ |
$2$ |
$2$ |
| $1$ |
$2$ |
$(1,6)(2,7)(3,5)(4,8)$ |
$-2$ |
$-2$ |
| $4$ |
$3$ |
$(1,2,8)(4,6,7)$ |
$\zeta_{3} + 1$ |
$-\zeta_{3}$ |
| $4$ |
$3$ |
$(1,8,2)(4,7,6)$ |
$-\zeta_{3}$ |
$\zeta_{3} + 1$ |
| $6$ |
$4$ |
$(1,4,6,8)(2,5,7,3)$ |
$0$ |
$0$ |
| $4$ |
$6$ |
$(1,4,2,6,8,7)(3,5)$ |
$\zeta_{3}$ |
$-\zeta_{3} - 1$ |
| $4$ |
$6$ |
$(1,7,8,6,2,4)(3,5)$ |
$-\zeta_{3} - 1$ |
$\zeta_{3}$ |
The blue line marks the conjugacy class containing complex conjugation.
