Defining polynomial
|
\(x^{12} + 10\)
|
Invariants
| Base field: | $\Q_{5}$ |
|
| Degree $d$: | $12$ |
|
| Ramification index $e$: | $12$ |
|
| Residue field degree $f$: | $1$ |
|
| Discriminant exponent $c$: | $11$ |
|
| Discriminant root field: | $\Q_{5}(\sqrt{5\cdot 2})$ | |
| Root number: | $-1$ | |
| $\Aut(K/\Q_{5})$: | $C_4$ | |
| This field is not Galois over $\Q_{5}.$ | ||
| Visible Artin slopes: | $[\ ]$ | |
| Visible Swan slopes: | $[\ ]$ | |
| Means: | $\langle\ \rangle$ | |
| Rams: | $(\ )$ | |
| Jump set: | undefined | |
| Roots of unity: | $4 = (5 - 1)$ |
|
Intermediate fields
| $\Q_{5}(\sqrt{5\cdot 2})$, 5.1.3.2a1.1, 5.1.4.3a1.2, 5.1.6.5a1.2 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Canonical tower
| Unramified subfield: | $\Q_{5}$ |
|
| Relative Eisenstein polynomial: |
\( x^{12} + 10 \)
|
Ramification polygon
| Residual polynomials: | $z^{11} + 2 z^{10} + z^9 + 2 z^6 + 4 z^5 + 2 z^4 + z + 2$ |
| Associated inertia: | $2$ |
| Indices of inseparability: | $[0]$ |
Invariants of the Galois closure
| Galois degree: | $24$ |
| Galois group: | $C_4\times S_3$ (as 12T11) |
| Inertia group: | $C_{12}$ (as 12T1) |
| Wild inertia group: | $C_1$ |
| Galois unramified degree: | $2$ |
| Galois tame degree: | $12$ |
| Galois Artin slopes: | $[\ ]$ |
| Galois Swan slopes: | $[\ ]$ |
| Galois mean slope: | $0.9166666666666666$ |
| Galois splitting model: | $x^{12} - 20 x^{8} - 120 x^{6} - 255 x^{4} - 80 x^{2} + 160$ |