Defining polynomial
|
\(x^{12} + 114 x^{10} + 34 x^{9} + 5449 x^{8} + 12 x^{7} + 134889 x^{6} - 75118 x^{5} + 1847901 x^{4} - 1865072 x^{3} + 14269503 x^{2} - 12672520 x + 53461691\)
|
Invariants
| Base field: | $\Q_{19}$ |
| Degree $d$: | $12$ |
| Ramification exponent $e$: | $2$ |
| Residue field degree $f$: | $6$ |
| Discriminant exponent $c$: | $6$ |
| Discriminant root field: | $\Q_{19}$ |
| Root number: | $1$ |
| $\card{ \Gal(K/\Q_{ 19 }) }$: | $12$ |
| This field is Galois and abelian over $\Q_{19}.$ | |
| Visible slopes: | None |
Intermediate fields
| $\Q_{19}(\sqrt{2})$, $\Q_{19}(\sqrt{19})$, $\Q_{19}(\sqrt{19\cdot 2})$, 19.3.0.1, 19.4.2.1, 19.6.0.1, 19.6.3.1, 19.6.3.2 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
| Unramified subfield: | 19.6.0.1 $\cong \Q_{19}(t)$ where $t$ is a root of
\( x^{6} + 17 x^{3} + 17 x^{2} + 6 x + 2 \)
|
| Relative Eisenstein polynomial: |
\( x^{2} + 19 \)
$\ \in\Q_{19}(t)[x]$
|
Ramification polygon
| Residual polynomials: | $z + 2$ |
| Associated inertia: | $1$ |
| Indices of inseparability: | $[0]$ |
Invariants of the Galois closure
| Galois group: | $C_2\times C_6$ (as 12T2) |
| Inertia group: | Intransitive group isomorphic to $C_2$ |
| Wild inertia group: | $C_1$ |
| Unramified degree: | $6$ |
| Tame degree: | $2$ |
| Wild slopes: | None |
| Galois mean slope: | $1/2$ |
| Galois splitting model: | Not computed |