Defining polynomial
\(x^{15} - 60 x^{12} + 15 x^{10} + 900 x^{9} - 300 x^{8} - 675 x^{7} + 9000 x^{6} + 22575 x^{5} + 14250 x^{4} - 125 x^{3} - 1875 x^{2} + 125\) |
Invariants
Base field: | $\Q_{5}$ |
Degree $d$: | $15$ |
Ramification exponent $e$: | $5$ |
Residue field degree $f$: | $3$ |
Discriminant exponent $c$: | $15$ |
Discriminant root field: | $\Q_{5}(\sqrt{5})$ |
Root number: | $-1$ |
$\card{ \Aut(K/\Q_{ 5 }) }$: | $1$ |
This field is not Galois over $\Q_{5}.$ | |
Visible slopes: | $[5/4]$ |
Intermediate fields
5.3.0.1 |
Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.
Unramified/totally ramified tower
Unramified subfield: | 5.3.0.1 $\cong \Q_{5}(t)$ where $t$ is a root of \( x^{3} + 3 x + 3 \) |
Relative Eisenstein polynomial: | \( x^{5} + 10 t^{2} x^{2} + \left(5 t^{2} + 10\right) x + 5 \) $\ \in\Q_{5}(t)[x]$ |
Ramification polygon
Residual polynomials: | $z + 4t^{2} + 3$ |
Associated inertia: | $1$ |
Indices of inseparability: | $[1, 0]$ |