Invariants
Base field: | $\F_{113}$ |
Dimension: | $2$ |
L-polynomial: | $1 - 20 x + 209 x^{2} - 2260 x^{3} + 12769 x^{4}$ |
Frobenius angles: | $\pm0.0651407709220$, $\pm0.512229980620$ |
Angle rank: | $2$ (numerical) |
Number field: | 4.0.1423825.2 |
Galois group: | $D_{4}$ |
Jacobians: | $140$ |
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
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ |
---|---|---|---|---|---|
$A(\F_{q^r})$ | $10699$ | $163256041$ | $2078723089456$ | $26577482855825161$ | $339455090042259954139$ |
$r$ | $1$ | $2$ | $3$ | $4$ | $5$ | $6$ | $7$ | $8$ | $9$ | $10$ |
---|---|---|---|---|---|---|---|---|---|---|
$C(\F_{q^r})$ | $94$ | $12788$ | $1440658$ | $163004676$ | $18424262294$ | $2081953591742$ | $235260535665158$ | $26584441639880068$ | $3004041940087195954$ | $339456739043258469428$ |
Jacobians and polarizations
This isogeny class is principally polarizable and contains the Jacobians of 140 curves (of which all are hyperelliptic):
- $y^2=51 x^6+108 x^5+75 x^4+26 x^3+17 x^2+30 x+26$
- $y^2=37 x^6+105 x^5+79 x^4+46 x^2+28 x+89$
- $y^2=75 x^6+59 x^5+36 x^4+54 x^3+98 x^2+98 x+92$
- $y^2=92 x^6+88 x^5+21 x^4+65 x^3+49 x^2+22 x+51$
- $y^2=11 x^6+72 x^5+73 x^4+42 x^3+86 x^2+71 x+7$
- $y^2=94 x^6+78 x^5+93 x^4+7 x^3+55 x^2+109 x+92$
- $y^2=72 x^6+43 x^5+48 x^4+98 x^3+5 x^2+61 x+98$
- $y^2=62 x^6+6 x^5+96 x^4+18 x^3+93 x+24$
- $y^2=86 x^6+53 x^5+87 x^4+10 x^3+34 x^2+91 x+93$
- $y^2=73 x^6+68 x^5+21 x^4+24 x^3+18 x^2+33 x+52$
- $y^2=11 x^6+30 x^5+15 x^4+41 x^3+26 x^2+66 x+45$
- $y^2=40 x^6+62 x^5+62 x^4+94 x^3+73 x^2+97 x+79$
- $y^2=35 x^6+66 x^5+69 x^4+56 x^3+62 x^2+20 x+79$
- $y^2=51 x^6+102 x^5+95 x^4+111 x^3+87 x^2+29 x+59$
- $y^2=10 x^6+32 x^5+97 x^4+61 x^3+91 x^2+59 x+33$
- $y^2=54 x^6+55 x^5+87 x^4+16 x^3+2 x^2+30 x+6$
- $y^2=93 x^6+73 x^5+15 x^4+50 x^3+77 x^2+13 x+61$
- $y^2=29 x^6+98 x^5+78 x^4+75 x^3+6 x^2+64 x+46$
- $y^2=13 x^6+63 x^5+94 x^4+50 x^3+36 x^2+85 x+103$
- $y^2=45 x^6+69 x^5+14 x^4+85 x^3+107 x^2+23 x+66$
- and 120 more
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 4.0.1423825.2. |
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.u_ib | $2$ | (not in LMFDB) |