Defining polynomial
\(x^{14} - 2 x + 18\) |
Invariants
Base field: | $\Q_{139}$ |
Degree $d$: | $14$ |
Ramification exponent $e$: | $1$ |
Residue field degree $f$: | $14$ |
Discriminant exponent $c$: | $0$ |
Discriminant root field: | $\Q_{139}(\sqrt{2})$ |
Root number: | $1$ |
$\card{ \Gal(K/\Q_{ 139 }) }$: | $14$ |
This field is Galois and abelian over $\Q_{139}.$ | |
Visible slopes: | None |
Intermediate fields
$\Q_{139}(\sqrt{2})$, 139.7.0.1 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
Unramified subfield: | 139.14.0.1 $\cong \Q_{139}(t)$ where $t$ is a root of \( x^{14} - 2 x + 18 \) |
Relative Eisenstein polynomial: | \( x - 139 \) $\ \in\Q_{139}(t)[x]$ |
Ramification polygon
The ramification polygon is trivial for unramified extensions.
Invariants of the Galois closure
Galois group: | $C_{14}$ (as 14T1) |
Inertia group: | trivial |
Wild inertia group: | $C_1$ |
Unramified degree: | $14$ |
Tame degree: | $1$ |
Wild slopes: | None |
Galois mean slope: | $0$ |
Galois splitting model: | Not computed |