Defining polynomial
|
\(x^{12} + 21 x^{7} + 21 x^{6} + 15 x^{5} + 14 x^{4} + 12 x^{3} + 18 x^{2} + 12 x + 5\)
|
Invariants
| Base field: | $\Q_{23}$ |
| Degree $d$: | $12$ |
| Ramification exponent $e$: | $1$ |
| Residue field degree $f$: | $12$ |
| Discriminant exponent $c$: | $0$ |
| Discriminant root field: | $\Q_{23}(\sqrt{5})$ |
| Root number: | $1$ |
| $\card{ \Gal(K/\Q_{ 23 }) }$: | $12$ |
| This field is Galois and abelian over $\Q_{23}.$ | |
| Visible slopes: | None |
Intermediate fields
| $\Q_{23}(\sqrt{5})$, 23.3.0.1, 23.4.0.1, 23.6.0.1 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
| Unramified subfield: | 23.12.0.1 $\cong \Q_{23}(t)$ where $t$ is a root of
\( x^{12} + 21 x^{7} + 21 x^{6} + 15 x^{5} + 14 x^{4} + 12 x^{3} + 18 x^{2} + 12 x + 5 \)
|
| Relative Eisenstein polynomial: |
\( x - 23 \)
$\ \in\Q_{23}(t)[x]$
|
Ramification polygon
The ramification polygon is trivial for unramified extensions.