Invariants
Base field: | $\F_{113}$ |
Dimension: | $2$ |
L-polynomial: | $1 - 34 x + 500 x^{2} - 3842 x^{3} + 12769 x^{4}$ |
Frobenius angles: | $\pm0.0608513799594$, $\pm0.288168650894$ |
Angle rank: | $2$ (numerical) |
Number field: | 4.0.16430400.1 |
Galois group: | $D_{4}$ |
Jacobians: | $12$ |
Isomorphism classes: | 24 |
This isogeny class is simple and 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
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
---|---|---|---|---|---|
$A(\F_{q^r})$ | $9394$ | $161069524$ | $2082195515554$ | $26585131201888336$ | $339454777675268908114$ |
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
---|---|---|---|---|---|---|---|---|---|---|
$C(\F_{q^r})$ | $80$ | $12614$ | $1443068$ | $163051590$ | $18424245340$ | $2081948664278$ | $235260510341776$ | $26584441728343294$ | $3004041939505213904$ | $339456739038874804214$ |
Jacobians and polarizations
This isogeny class contains the Jacobians of 12 curves (of which all are hyperelliptic), and hence is principally polarizable:
- $y^2=66x^6+92x^5+91x^4+71x^3+43x^2+65x+87$
- $y^2=54x^6+55x^5+75x^4+90x^3+88x^2+42x+107$
- $y^2=18x^6+101x^5+33x^4+75x^3+x^2+29x+99$
- $y^2=107x^6+8x^5+53x^4+30x^3+105x^2+45x+83$
- $y^2=97x^6+29x^5+19x^4+22x^3+107x^2+2x+1$
- $y^2=38x^6+97x^5+52x^4+54x^3+76x^2+52x$
- $y^2=97x^6+83x^5+86x^4+76x^3+65x^2+20x+70$
- $y^2=112x^6+40x^5+39x^4+33x^3+112x^2+69x+38$
- $y^2=88x^6+29x^5+36x^4+47x^3+18x^2+47x+99$
- $y^2=70x^6+46x^5+104x^4+30x^3+8x^2+46x+84$
- $y^2=86x^6+69x^5+89x^4+25x^3+46x^2+90x+43$
- $y^2=33x^6+62x^5+87x^4+68x^3+39x^2+6x+23$
Decomposition and endomorphism algebra
All geometric endomorphisms are defined over $\F_{113}$.
Endomorphism algebra over $\F_{113}$The endomorphism algebra of this simple isogeny class is 4.0.16430400.1. |
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 |
---|---|---|
2.113.bi_tg | $2$ | (not in LMFDB) |