Properties

Label 2.113.abe_qo
Base field $\F_{113}$
Dimension $2$
$p$-rank $2$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes
Contains a Jacobian yes

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Invariants

Base field:  $\F_{113}$
Dimension:  $2$
L-polynomial:  $1 - 30 x + 430 x^{2} - 3390 x^{3} + 12769 x^{4}$
Frobenius angles:  $\pm0.127302793111$, $\pm0.336998805860$
Angle rank:  $2$ (numerical)
Number field:  4.0.10379376.2
Galois group:  $D_{4}$
Jacobians:  $276$

This isogeny class is simple and geometrically simple, primitive, ordinary, and not supersingular. It is principally polarizable and contains a Jacobian.

Newton polygon

This isogeny class is ordinary.

$p$-rank:  $2$
Slopes:  $[0, 0, 1, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $9780$ $162543600$ $2084160181140$ $26586476442720000$ $339456072971928426900$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $84$ $12730$ $1444428$ $163059838$ $18424315644$ $2081951000890$ $235260563794788$ $26584442442948478$ $3004041944541574404$ $339456739030962422650$

Jacobians and polarizations

This isogeny class is principally polarizable and contains the Jacobians of 276 curves (of which all are hyperelliptic):

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{113}$.

Endomorphism algebra over $\F_{113}$
The endomorphism algebra of this simple isogeny class is 4.0.10379376.2.

Base change

This is a primitive isogeny class.

Twists

Below is a list of all twists of this isogeny class.

TwistExtension degreeCommon base change
2.113.be_qo$2$(not in LMFDB)