Defining polynomial
|
\(x^{8} + 3700 x^{7} + 5133910 x^{6} + 3166256548 x^{5} + 732510094073 x^{4} + 136269235536 x^{3} + 4476368972260 x^{2} + 17928293629116 x + 2173698901413\)
|
Invariants
| Base field: | $\Q_{37}$ |
| Degree $d$: | $8$ |
| Ramification exponent $e$: | $2$ |
| Residue field degree $f$: | $4$ |
| Discriminant exponent $c$: | $4$ |
| Discriminant root field: | $\Q_{37}$ |
| Root number: | $-1$ |
| $\card{ \Gal(K/\Q_{ 37 }) }$: | $8$ |
| This field is Galois and abelian over $\Q_{37}.$ | |
| Visible slopes: | None |
Intermediate fields
| $\Q_{37}(\sqrt{2})$, $\Q_{37}(\sqrt{37})$, $\Q_{37}(\sqrt{37\cdot 2})$, 37.4.0.1, 37.4.2.1, 37.4.2.2 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
| Unramified subfield: | 37.4.0.1 $\cong \Q_{37}(t)$ where $t$ is a root of
\( x^{4} + 6 x^{2} + 24 x + 2 \)
|
| Relative Eisenstein polynomial: |
\( x^{2} + 925 x + 37 \)
$\ \in\Q_{37}(t)[x]$
|
Ramification polygon
| Residual polynomials: | $z + 2$ |
| Associated inertia: | $1$ |
| Indices of inseparability: | $[0]$ |
Invariants of the Galois closure
| Galois group: | $C_2\times C_4$ (as 8T2) |
| Inertia group: | Intransitive group isomorphic to $C_2$ |
| Wild inertia group: | $C_1$ |
| Unramified degree: | $4$ |
| Tame degree: | $2$ |
| Wild slopes: | None |
| Galois mean slope: | $1/2$ |
| Galois splitting model: | Not computed |