Properties

Label 7.2.9.16a
Base 7.1.1.0a1.1
Degree \(18\)
e \(9\)
f \(2\)
c \(16\)

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Defining polynomial over unramified subextension

$x^{9} + 7d_{0}$

Invariants

Residue field characteristic: $7$
Degree: $18$
Base field: $\Q_{7}$
Ramification index $e$: $9$
Residue field degree $f$: $2$
Discriminant exponent $c$: $16$
Artin slopes: $[\ ]$
Swan slopes: $[\ ]$
Means: $\langle\ \rangle$
Rams: $(\ )$
Field count: $3$ (complete)
Ambiguity: $6$
Mass: $1$
Absolute Mass: $1/2$

Varying

Indices of inseparability: $[0]$
Associated inertia: $[3]$
Jump Set: undefined

Galois groups and Hidden Artin slopes

Fields


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Label Packet size Polynomial Galois group Galois degree $\#\Aut(K/\Q_p)$ Artin slope content Swan slope content Hidden Artin slopes Hidden Swan slopes Ind. of Insep. Assoc. Inertia Resid. Poly Jump Set
7.2.9.16a1.1 $( x^{2} + 6 x + 3 )^{9} + 7 x$ $C_9:C_6$ (as 18T14) $54$ $6$ $[\ ]_{9}^{6}$ $[\ ]_{9}^{6}$ $[\ ]^{3}$ $[\ ]^{3}$ $[0]$ $[3]$ $z^8 + 2 z^7 + z^6 + z + 2$ undefined
7.2.9.16a1.2 $( x^{2} + 6 x + 3 )^{9} + 7$ $C_9:C_6$ (as 18T14) $54$ $6$ $[\ ]_{9}^{6}$ $[\ ]_{9}^{6}$ $[\ ]^{3}$ $[\ ]^{3}$ $[0]$ $[3]$ $z^8 + 2 z^7 + z^6 + z + 2$ undefined
7.2.9.16a1.3 $( x^{2} + 6 x + 3 )^{9} + 7 x + 28$ $C_9:C_6$ (as 18T14) $54$ $6$ $[\ ]_{9}^{6}$ $[\ ]_{9}^{6}$ $[\ ]^{3}$ $[\ ]^{3}$ $[0]$ $[3]$ $z^8 + 2 z^7 + z^6 + z + 2$ undefined
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