Invariants
Base field: | $\F_{113}$ |
Dimension: | $2$ |
L-polynomial: | $1 - 36 x + 548 x^{2} - 4068 x^{3} + 12769 x^{4}$ |
Frobenius angles: | $\pm0.133628584847$, $\pm0.215153007500$ |
Angle rank: | $2$ (numerical) |
Number field: | 4.0.10496.2 |
Galois group: | $D_{4}$ |
Jacobians: | $22$ |
Isomorphism classes: | 22 |
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
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
---|---|---|---|---|---|
$A(\F_{q^r})$ | $9214$ | $160526308$ | $2082421357150$ | $26588663941374864$ | $339464120671168237054$ |
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
---|---|---|---|---|---|---|---|---|---|---|
$C(\F_{q^r})$ | $78$ | $12570$ | $1443222$ | $163073254$ | $18424752438$ | $2081955858810$ | $235260577506606$ | $26584442038695934$ | $3004041937374144846$ | $339456738977598233850$ |
Jacobians and polarizations
This isogeny class contains the Jacobians of 22 curves (of which all are hyperelliptic), and hence is principally polarizable:
- $y^2=79x^6+43x^5+47x^4+53x^3+57x^2+30x+89$
- $y^2=66x^6+2x^5+108x^4+31x^3+93x^2+67x+75$
- $y^2=34x^6+96x^5+96x^4+8x^3+57x^2+75x+92$
- $y^2=15x^6+37x^5+41x^4+10x^3+47x^2+104x+27$
- $y^2=87x^6+63x^5+72x^4+94x^3+75x^2+80x+20$
- $y^2=86x^6+102x^5+97x^4+26x^3+91x^2+46x+44$
- $y^2=111x^6+62x^5+77x^4+6x^3+64x^2+9x+96$
- $y^2=19x^6+33x^5+67x^4+65x^3+99x^2+34x+87$
- $y^2=98x^6+108x^5+15x^4+99x^3+74x^2+81x+62$
- $y^2=68x^6+81x^5+61x^4+58x^3+85x^2+89x+43$
- $y^2=70x^6+23x^5+33x^4+22x^3+36x^2+6x+96$
- $y^2=58x^6+68x^5+25x^4+36x^3+56x^2+57x+34$
- $y^2=55x^6+13x^5+5x^4+90x^3+17x^2+100x+86$
- $y^2=96x^6+31x^5+11x^4+47x^3+23x^2+54x+76$
- $y^2=19x^6+74x^5+57x^4+88x^3+79x^2+91x+53$
- $y^2=37x^6+29x^5+46x^4+106x^3+13x^2+33x+49$
- $y^2=108x^6+77x^5+26x^4+112x^3+30x^2+100x+21$
- $y^2=105x^6+92x^5+32x^4+18x^3+105x^2+86x+94$
- $y^2=46x^6+11x^5+86x^4+58x^3+37x^2+34x+82$
- $y^2=71x^6+29x^5+41x^3+89x^2+110x+91$
- $y^2=9x^6+83x^5+78x^4+27x^3+94x^2+21x+108$
- $y^2=45x^6+14x^5+71x^4+52x^3+10x^2+14$
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 4.0.10496.2. |
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.bk_vc | $2$ | (not in LMFDB) |