Defining polynomial
\( x^{13} - x + 2 \) |
Invariants
Base field: | $\Q_{13}$ |
Degree $d$: | $13$ |
Ramification exponent $e$: | $1$ |
Residue field degree $f$: | $13$ |
Discriminant exponent $c$: | $0$ |
Discriminant root field: | $\Q_{13}$ |
Root number: | $1$ |
$|\Gal(K/\Q_{ 13 })|$: | $13$ |
This field is Galois and abelian over $\Q_{13}.$ |
Intermediate fields
The extension is primitive: there are no intermediate fields between this field and $\Q_{ 13 }$. |
Unramified/totally ramified tower
Unramified subfield: | 13.13.0.1 $\cong \Q_{13}(t)$ where $t$ is a root of \( x^{13} - x + 2 \) |
Relative Eisenstein polynomial: | $ x - 13 \in\Q_{13}(t)[x]$ |