Properties

Label 2.1.2.3a1.3-1.4.10a
Base 2.1.2.3a1.3
Degree \(4\)
e \(4\)
f \(1\)
c \(10\)

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Defining polynomial

$x^{4} + a_{7} \pi^{2} x^{3} + b_{6} \pi^{2} x^{2} + b_{9} \pi^{3} x + \pi$

Invariants

Residue field characteristic: $2$
Degree: $4$
Base field: $\Q_{2}(\sqrt{2})$
Ramification index $e$: $4$
Residue field degree $f$: $1$
Discriminant exponent $c$: $10$
Absolute Artin slopes: $[3,\frac{19}{6},\frac{19}{6}]$
Swan slopes: $[\frac{7}{3},\frac{7}{3}]$
Means: $\langle\frac{7}{6},\frac{7}{4}\rangle$
Rams: $(\frac{7}{3},\frac{7}{3})$
Field count: $2$ (complete)
Ambiguity: $1$
Mass: $4$
Absolute Mass: $2$

Diagrams

Varying

These invariants are all associated to absolute extensions of $\Q_{ 2 }$ within this relative family, not the relative extension.

Galois group: $V_4^2:(S_3\times C_2)$
Hidden Artin slopes: $[\frac{4}{3},\frac{4}{3}]^{2}_{3}$
Indices of inseparability: $[15,14,8,0]$ (show 1), $[15,15,8,0]$ (show 1)
Associated inertia: $[1,1]$
Jump Set: $[1,3,7,15]$

Fields


Showing all 2

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Label Polynomial $/ \Q_p$ Galois group $/ \Q_p$ Galois degree $/ \Q_p$ $\#\Aut(K/\Q_p)$ Artin slope content $/ \Q_p$ Swan slope content $/ \Q_p$ Hidden Artin slopes $/ \Q_p$ Hidden Swan slopes $/ \Q_p$ Ind. of Insep. $/ \Q_p$ Assoc. Inertia $/ \Q_p$ Resid. Poly Jump Set
2.1.8.22c1.1 $x^{8} + 4 x^{7} + 2$ $V_4^2:(S_3\times C_2)$ (as 8T41) $192$ $1$ $[\frac{4}{3}, \frac{4}{3}, 3, \frac{19}{6}, \frac{19}{6}]_{3}^{2}$ $[\frac{1}{3},\frac{1}{3},2,\frac{13}{6},\frac{13}{6}]_{3}^{2}$ $[\frac{4}{3},\frac{4}{3}]^{2}_{3}$ $[\frac{1}{3},\frac{1}{3}]^{2}_{3}$ $[15, 15, 8, 0]$ $[1, 1]$ $z^4 + 1,z + 1$ $[1, 3, 7, 15]$
2.1.8.22c1.7 $x^{8} + 4 x^{7} + 4 x^{6} + 4 x^{4} + 2$ $V_4^2:(S_3\times C_2)$ (as 8T41) $192$ $1$ $[\frac{4}{3}, \frac{4}{3}, 3, \frac{19}{6}, \frac{19}{6}]_{3}^{2}$ $[\frac{1}{3},\frac{1}{3},2,\frac{13}{6},\frac{13}{6}]_{3}^{2}$ $[\frac{4}{3},\frac{4}{3}]^{2}_{3}$ $[\frac{1}{3},\frac{1}{3}]^{2}_{3}$ $[15, 14, 8, 0]$ $[1, 1]$ $z^4 + 1,z + 1$ $[1, 3, 7, 15]$
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