Properties

Label 3.8.al_cj_aif
Base field $\F_{2^{3}}$
Dimension $3$
$p$-rank $3$
Ordinary yes
Supersingular no
Simple yes
Geometrically simple yes
Primitive yes
Principally polarizable yes
Contains a Jacobian no

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Invariants

Base field:  $\F_{2^{3}}$
Dimension:  $3$
L-polynomial:  $1 - 11 x + 61 x^{2} - 213 x^{3} + 488 x^{4} - 704 x^{5} + 512 x^{6}$
Frobenius angles:  $\pm0.0795324362515$, $\pm0.273883948998$, $\pm0.395145117700$
Angle rank:  $3$ (numerical)
Number field:  6.0.22583024.1
Galois group:  $S_4\times C_2$
Isomorphism classes:  9

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

$r$ $1$ $2$ $3$ $4$ $5$
$A(\F_{q^r})$ $134$ $266660$ $145723526$ $69080939600$ $34831273136234$

Point counts of the (virtual) curve

$r$ $1$ $2$ $3$ $4$ $5$ $6$ $7$ $8$ $9$ $10$
$C(\F_{q^r})$ $-2$ $66$ $556$ $4118$ $32438$ $261222$ $2097016$ $16781022$ $134225638$ $1073774186$

Jacobians and polarizations

This isogeny class is principally polarizable, but does not contain a Jacobian.

Decomposition and endomorphism algebra

All geometric endomorphisms are defined over $\F_{2^{3}}$.

Endomorphism algebra over $\F_{2^{3}}$
The endomorphism algebra of this simple isogeny class is 6.0.22583024.1.

Base change

This is a primitive isogeny class.

Twists

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

TwistExtension degreeCommon base change
3.8.l_cj_if$2$(not in LMFDB)