Properties

Label 2.15.0.1
Base \(\Q_{2}\)
Degree \(15\)
e \(1\)
f \(15\)
c \(0\)
Galois group $C_{15}$ (as 15T1)

Related objects

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Defining polynomial

\( x^{15} - x + 1 \)

Invariants

Base field: $\Q_{2}$
Degree $d$: $15$
Ramification exponent $e$: $1$
Residue field degree $f$: $15$
Discriminant exponent $c$: $0$
Discriminant root field: $\Q_{2}$
Root number: $1$
$|\Gal(K/\Q_{ 2 })|$: $15$
This field is Galois and abelian over $\Q_{2}.$

Intermediate fields

2.3.0.1, 2.5.0.1

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

Unramified/totally ramified tower

Unramified subfield:2.15.0.1 $\cong \Q_{2}(t)$ where $t$ is a root of \( x^{15} - x + 1 \)
Relative Eisenstein polynomial:$ x - 2 \in\Q_{2}(t)[x]$

Invariants of the Galois closure

Galois group:$C_{15}$ (as 15T1)
Inertia group:trivial
Unramified degree:$15$
Tame degree:$1$
Wild slopes:None
Galois mean slope:$0$
Galois splitting model:Not computed