Properties

Label 2.113.abb_pn
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:  $1 - 27 x + 403 x^{2} - 3051 x^{3} + 12769 x^{4}$
Frobenius angles:  $\pm0.233516481182$, $\pm0.323236817002$
Angle rank:  $2$ (numerical)
Number field:  4.0.29164653.1
Galois group:  $D_{4}$
Jacobians:  $66$

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

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $10095$ $164053845$ $2087451136215$ $26591039048783925$ $339459278029398927600$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $87$ $12847$ $1446705$ $163087819$ $18424489602$ $2081949801199$ $235260514642821$ $26584441717485811$ $3004041938019227955$ $339456739001440440382$

Jacobians and polarizations

This isogeny class is principally polarizable and contains the Jacobians of 66 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 4.0.29164653.1.

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.bb_pn$2$(not in LMFDB)