Properties

Label 2.29.ae_g
Base field $\F_{29}$
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:  $\F_{29}$
Dimension:  $2$
L-polynomial:  $1 - 4 x + 6 x^{2} - 116 x^{3} + 841 x^{4}$
Frobenius angles:  $\pm0.157204550713$, $\pm0.670026471503$
Angle rank:  $2$ (numerical)
Number field:  4.0.1756160.2
Galois group:  $D_{4}$
Jacobians:  $56$

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

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $728$ $704704$ $586588184$ $501354613760$ $420936946277848$

Point counts of the curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $26$ $838$ $24050$ $708846$ $20522346$ $594822646$ $17250273794$ $500247990366$ $14507140406330$ $420707248234278$

Jacobians and polarizations

This isogeny class is principally polarizable and contains the Jacobians of 56 curves (of which all are hyperelliptic):

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{29}$.

Endomorphism algebra over $\F_{29}$
The endomorphism algebra of this simple isogeny class is 4.0.1756160.2.

Base change

This is a primitive isogeny class.

Twists

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

TwistExtension degreeCommon base change
2.29.e_g$2$(not in LMFDB)