Properties

Label 5.3.ab_f_ac_x_at
Base field $\F_{3}$
Dimension $5$
$p$-rank $5$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes

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Invariants

Base field:  $\F_{3}$
Dimension:  $5$
L-polynomial:  $1 - x + 5 x^{2} - 2 x^{3} + 23 x^{4} - 19 x^{5} + 69 x^{6} - 18 x^{7} + 135 x^{8} - 81 x^{9} + 243 x^{10}$
Frobenius angles:  $\pm0.228687203318$, $\pm0.340855233885$, $\pm0.389143178301$, $\pm0.691644711089$, $\pm0.755159265438$
Angle rank:  $5$ (numerical)
Number field:  10.0.86427828766225152.1
Galois group:  $C_2 \wr S_5$
Cyclic group of points:    yes

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

Newton polygon

This isogeny class is ordinary.

$p$-rank:  $5$
Slopes:  $[0, 0, 0, 0, 0, 1, 1, 1, 1, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $355$ $211935$ $18004180$ $6681250875$ $714396091025$

Point counts of the (virtual) curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $3$ $19$ $36$ $135$ $203$ $628$ $2327$ $6503$ $19692$ $58819$

Jacobians and polarizations

This isogeny class is principally polarizable and contains no Jacobian of a hyperelliptic curve, but it is unknown whether it contains a Jacobian of a non-hyperelliptic curve.

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{3}$.

Endomorphism algebra over $\F_{3}$
The endomorphism algebra of this simple isogeny class is 10.0.86427828766225152.1.

Base change

This is a primitive isogeny class.

Twists

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

TwistExtension degreeCommon base change
5.3.b_f_c_x_t$2$(not in LMFDB)