Invariants
| Base field: | $\F_{59}$ |
| Dimension: | $2$ |
| L-polynomial: | $1 + 4 x + 8 x^{2} + 236 x^{3} + 3481 x^{4}$ |
| Frobenius angles: | $\pm0.308941860535$, $\pm0.808941860535$ |
| Angle rank: | $1$ (numerical) |
| Number field: | \(\Q(i, \sqrt{114})\) |
| Galois group: | $C_2^2$ |
| Jacobians: | $132$ |
| Cyclic group of points: | yes |
This isogeny class is simple but not 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
| $r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
|---|---|---|---|---|---|
| $A(\F_{q^r})$ | $3730$ | $12122500$ | $42319599010$ | $146955006250000$ | $511073547961901650$ |
| $r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
|---|---|---|---|---|---|---|---|---|---|---|
| $C(\F_{q^r})$ | $64$ | $3482$ | $206056$ | $12127638$ | $714863864$ | $42180533642$ | $2488647190016$ | $146830433275678$ | $8662996080705664$ | $511116753300641402$ |
Jacobians and polarizations
This isogeny class is principally polarizable and contains the Jacobians of 132 curves (of which all are hyperelliptic):
- $y^2=51 x^6+19 x^5+8 x^4+31 x^3+53 x^2+7 x+2$
- $y^2=9 x^6+50 x^4+43 x^3+43 x^2+32 x+18$
- $y^2=33 x^6+35 x^5+31 x^4+3 x^3+31 x^2+54 x+7$
- $y^2=29 x^6+3 x^5+9 x^4+8 x^3+40 x^2+22 x+11$
- $y^2=15 x^6+27 x^5+29 x^4+15 x^3+36 x^2+15 x+20$
- $y^2=18 x^6+57 x^5+30 x^4+14 x^3+35 x^2+15 x+11$
- $y^2=36 x^6+25 x^5+25 x^4+13 x^3+52 x^2+28 x+3$
- $y^2=45 x^6+29 x^5+48 x^4+48 x^3+12 x^2+17 x+43$
- $y^2=4 x^6+41 x^5+32 x^4+16 x^3+2 x^2+54 x+45$
- $y^2=54 x^6+26 x^5+5 x^4+28 x^3+35 x^2+27 x+33$
- $y^2=44 x^6+29 x^5+29 x^4+27 x^3+16 x^2+17 x+32$
- $y^2=53 x^6+12 x^5+57 x^4+23 x^3+43 x^2+51 x+50$
- $y^2=18 x^6+45 x^5+30 x^4+17 x^3+44 x^2+37 x+7$
- $y^2=18 x^6+36 x^5+45 x^4+2 x^3+37 x^2+15 x+13$
- $y^2=22 x^6+33 x^5+14 x^4+27 x^3+51 x^2+11 x+2$
- $y^2=9 x^6+3 x^5+56 x^4+34 x^3+11 x^2+48 x+4$
- $y^2=20 x^6+34 x^5+13 x^4+12 x^3+4 x^2+12 x+18$
- $y^2=46 x^6+6 x^5+19 x^4+28 x^3+8 x^2+26 x+10$
- $y^2=22 x^6+40 x^5+7 x^4+45 x^3+37 x^2+31 x$
- $y^2=55 x^6+36 x^5+5 x^4+34 x^3+3 x^2+29 x+45$
- and 112 more
Decomposition and endomorphism algebra
All geometric endomorphisms are defined over $\F_{59^{4}}$.
Endomorphism algebra over $\F_{59}$| The endomorphism algebra of this simple isogeny class is \(\Q(i, \sqrt{114})\). |
| The base change of $A$ to $\F_{59^{4}}$ is 1.12117361.hpq 2 and its endomorphism algebra is $\mathrm{M}_{2}($\(\Q(\sqrt{-114}) \)$)$ |
- Endomorphism algebra over $\F_{59^{2}}$
The base change of $A$ to $\F_{59^{2}}$ is the simple isogeny class 2.3481.a_hpq and its endomorphism algebra is \(\Q(i, \sqrt{114})\).
Base change
This is a primitive isogeny class.