Properties

Label 3.7.ae_w_acb
Base field $\F_{7}$
Dimension $3$
$p$-rank $3$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes

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Invariants

Base field:  $\F_{7}$
Dimension:  $3$
L-polynomial:  $1 - 4 x + 22 x^{2} - 53 x^{3} + 154 x^{4} - 196 x^{5} + 343 x^{6}$
Frobenius angles:  $\pm0.273100582737$, $\pm0.424762016427$, $\pm0.542209666657$
Angle rank:  $3$ (numerical)
Number field:  6.0.1202179347.1
Galois group:  $S_4\times C_2$
Isomorphism classes:  10
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:  $3$
Slopes:  $[0, 0, 0, 1, 1, 1]$

Point counts

Point counts of the abelian variety

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $267$ $206391$ $45534447$ $13561746219$ $4754963043717$

Point counts of the (virtual) curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $4$ $78$ $385$ $2354$ $16834$ $117945$ $822154$ $5759954$ $40352956$ $282481758$

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 $\F_{7}$.

Endomorphism algebra over $\F_{7}$
The endomorphism algebra of this simple isogeny class is 6.0.1202179347.1.

Base change

This is a primitive isogeny class.

Twists

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

TwistExtension degreeCommon base change
3.7.e_w_cb$2$(not in LMFDB)