Invariants
Base field: | $\F_{2^{4}}$ |
Dimension: | $3$ |
L-polynomial: | $1 - 19 x + 166 x^{2} - 847 x^{3} + 2656 x^{4} - 4864 x^{5} + 4096 x^{6}$ |
Frobenius angles: | $\pm0.0709775673297$, $\pm0.201826864759$, $\pm0.297497433083$ |
Angle rank: | $3$ (numerical) |
Number field: | 6.0.6989311.1 |
Galois group: | $A_4\times C_2$ |
Isomorphism classes: | 4 |
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
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
---|---|---|---|---|---|
$A(\F_{q^r})$ | $1189$ | $15039661$ | $69763800961$ | $283728032496181$ | $1154270968031109109$ |
Point counts of the (virtual) curve
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
---|---|---|---|---|---|---|---|---|---|---|
$C(\F_{q^r})$ | $-2$ | $228$ | $4159$ | $66060$ | $1049803$ | $16775391$ | $268412324$ | $4294900572$ | $68719536082$ | $1099512908943$ |
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 $\F_{2^{4}}$.
Endomorphism algebra over $\F_{2^{4}}$The endomorphism algebra of this simple isogeny class is 6.0.6989311.1. |
Base change
This is a primitive isogeny class.
Twists
Below is a list of all twists of this isogeny class.
Twist | Extension degree | Common base change |
---|---|---|
3.16.t_gk_bgp | $2$ | (not in LMFDB) |