Defining polynomial
|
\(x^{21} + 3 x^{14} + 6 x^{13} + 3 x^{11} + 3\)
|
Invariants
| Base field: | $\Q_{3}$ |
| Degree $d$: | $21$ |
| Ramification index $e$: | $21$ |
| Residue field degree $f$: | $1$ |
| Discriminant exponent $c$: | $31$ |
| Discriminant root field: | $\Q_{3}(\sqrt{3\cdot 2})$ |
| Root number: | $-i$ |
| $\Aut(K/\Q_{3})$: | $C_1$ |
| Visible Artin slopes: | $[\frac{25}{14}]$ |
| Visible Swan slopes: | $[\frac{11}{14}]$ |
| Means: | $\langle\frac{11}{21}\rangle$ |
| Rams: | $(\frac{11}{2})$ |
| Jump set: | undefined |
| Roots of unity: | $2 = (3 - 1)$ |
Intermediate fields
| 3.1.7.6a1.1 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Canonical tower
| Unramified subfield: | $\Q_{3}$ |
| Relative Eisenstein polynomial: |
\( x^{21} + 3 x^{14} + 6 x^{13} + 3 x^{11} + 3 \)
|
Ramification polygon
| Residual polynomials: | $z^{18} + z^{15} + 2 z^9 + 2 z^6 + 1$,$z + 1$ |
| Associated inertia: | $6$,$1$ |
| Indices of inseparability: | $[11, 0]$ |
Invariants of the Galois closure
| Galois degree: | not computed |
| Galois group: | not computed |
| Inertia group: | not computed |
| Wild inertia group: | not computed |
| Galois unramified degree: | not computed |
| Galois tame degree: | not computed |
| Galois Artin slopes: | not computed |
| Galois Swan slopes: | not computed |
| Galois mean slope: | not computed |
| Galois splitting model: | not computed |