Defining polynomial
\(x^{14} + 17\) |
Invariants
Base field: | $\Q_{17}$ |
Degree $d$: | $14$ |
Ramification exponent $e$: | $14$ |
Residue field degree $f$: | $1$ |
Discriminant exponent $c$: | $13$ |
Discriminant root field: | $\Q_{17}(\sqrt{17})$ |
Root number: | $-1$ |
$\card{ \Aut(K/\Q_{ 17 }) }$: | $2$ |
This field is not Galois over $\Q_{17}.$ | |
Visible slopes: | None |
Intermediate fields
$\Q_{17}(\sqrt{17})$, 17.7.6.1 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
Unramified subfield: | $\Q_{17}$ |
Relative Eisenstein polynomial: | \( x^{14} + 17 \) |
Ramification polygon
Residual polynomials: | $z^{13} + 14z^{12} + 6z^{11} + 7z^{10} + 15z^{9} + 13z^{8} + 11z^{7} + 15z^{6} + 11z^{5} + 13z^{4} + 15z^{3} + 7z^{2} + 6z + 14$ |
Associated inertia: | $6$ |
Indices of inseparability: | $[0]$ |
Invariants of the Galois closure
Galois group: | $C_2\times F_7$ (as 14T7) |
Inertia group: | $C_{14}$ (as 14T1) |
Wild inertia group: | $C_1$ |
Unramified degree: | $6$ |
Tame degree: | $14$ |
Wild slopes: | None |
Galois mean slope: | $13/14$ |
Galois splitting model: | Not computed |