Defining polynomial
| \( x^{10} + 15 x^{9} + 75 x^{8} + 10 x^{5} + 75 x^{4} + 25 \) |
Invariants
| Base field: | $\Q_{5}$ |
| Degree $d$ : | $10$ |
| Ramification exponent $e$ : | $5$ |
| Residue field degree $f$ : | $2$ |
| Discriminant exponent $c$ : | $16$ |
| Discriminant root field: | $\Q_{5}$ |
| Root number: | $1$ |
| $|\Aut(K/\Q_{ 5 })|$: | $1$ |
| This field is not Galois over $\Q_{5}$. | |
Intermediate fields
| $\Q_{5}(\sqrt{*})$ |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
| Unramified subfield: | $\Q_{5}(\sqrt{*})$ $\cong \Q_{5}(t)$ where $t$ is a root of \( x^{2} + 2 \) |
| Relative Eisenstein polynomial: | $ x^{5} + \left(5 t + 20\right) x^{4} + 5 \in\Q_{5}(t)[x]$ |
Invariants of the Galois closure
| Galois group: | $C_5:D_5.C_4$ (as 10T18) |
| Inertia group: | Intransitive group isomorphic to $C_5^2$ |
| Unramified degree: | $8$ |
| Tame degree: | $1$ |
| Wild slopes: | [2, 2] |
| Galois mean slope: | $48/25$ |
| Galois splitting model: | $x^{10} + 40 x^{8} - 80 x^{7} + 340 x^{6} - 2528 x^{5} - 4000 x^{4} - 23840 x^{3} + 43970 x^{2} - 33280 x + 30464$ |