Properties

Label 47.12.8.1
Base \(\Q_{47}\)
Degree \(12\)
e \(3\)
f \(4\)
c \(8\)
Galois group $C_3 : C_4$ (as 12T5)

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Defining polynomial

\( x^{12} - 141 x^{9} + 6627 x^{6} - 103823 x^{3} + 289457797239 \)

Invariants

Base field: $\Q_{47}$
Degree $d$ : $12$
Ramification exponent $e$ : $3$
Residue field degree $f$ : $4$
Discriminant exponent $c$ : $8$
Discriminant root field: $\Q_{47}(\sqrt{*})$
Root number: $1$
$|\Gal(K/\Q_{ 47 })|$: $12$
This field is Galois over $\Q_{47}$.

Intermediate fields

$\Q_{47}(\sqrt{*})$, 47.3.2.1 x3, 47.4.0.1, 47.6.4.1

Fields in the database are given up to isomorphism. Isomorphic intermediate fields are shown with their multiplicities.

Unramified/totally ramified tower

Unramified subfield:47.4.0.1 $\cong \Q_{47}(t)$ where $t$ is a root of \( x^{4} - x + 39 \)
Relative Eisenstein polynomial:$ x^{3} - 47 t^{3} \in\Q_{47}(t)[x]$

Invariants of the Galois closure

Galois group:$C_3:C_4$ (as 12T5)
Inertia group:Intransitive group isomorphic to $C_3$
Unramified degree:$4$
Tame degree:$3$
Wild slopes:None
Galois mean slope:$2/3$
Galois splitting model:Not computed