Invariants
Level: | $232$ | $\SL_2$-level: | $116$ | Newform level: | $116$ | ||
Index: | $360$ | $\PSL_2$-index: | $180$ | ||||
Genus: | $13 = 1 + \frac{ 180 }{12} - \frac{ 0 }{4} - \frac{ 0 }{3} - \frac{ 6 }{2}$ | ||||||
Cusps: | $6$ (all of which are rational) | Cusp widths | $2^{3}\cdot58^{3}$ | Cusp orbits | $1^{6}$ | ||
Elliptic points: | $0$ of order $2$ and $0$ of order $3$ | ||||||
Analytic rank: | not computed | ||||||
$\Q$-gonality: | $5 \le \gamma \le 13$ | ||||||
$\overline{\Q}$-gonality: | $5 \le \gamma \le 13$ | ||||||
Rational cusps: | $6$ | ||||||
Rational CM points: | none |
Other labels
Cummins and Pauli (CP) label: | 58A13 |
Level structure
$\GL_2(\Z/232\Z)$-generators: | $\begin{bmatrix}57&174\\174&115\end{bmatrix}$, $\begin{bmatrix}71&24\\42&89\end{bmatrix}$, $\begin{bmatrix}91&24\\90&157\end{bmatrix}$, $\begin{bmatrix}119&40\\120&25\end{bmatrix}$, $\begin{bmatrix}167&68\\120&219\end{bmatrix}$, $\begin{bmatrix}211&150\\114&117\end{bmatrix}$ |
Contains $-I$: | no $\quad$ (see 58.180.13.a.1 for the level structure with $-I$) |
Cyclic 232-isogeny field degree: | $4$ |
Cyclic 232-torsion field degree: | $448$ |
Full 232-torsion field degree: | $2910208$ |
Models
Canonical model in $\mathbb{P}^{ 12 }$ defined by 55 equations
$ 0 $ | $=$ | $ x y + x v - w s + s c $ |
$=$ | $x^{2} - x z + s b + s c$ | |
$=$ | $y c + v c + s b + s c$ | |
$=$ | $x s + y c + u c$ | |
$=$ | $\cdots$ |
Rational points
This modular curve has 6 rational cusps but no known non-cuspidal rational points. The following are the coordinates of the rational cusps on this modular curve.
Canonical model |
---|
$(0:-1:0:0:0:1:1:-1:1:0:0:0:0)$, $(0:0:0:0:0:0:0:0:1:0:0:0:0)$, $(0:0:0:0:0:0:0:0:0:0:0:0:1)$, $(0:-1:0:0:0:1:1:-1:0:1:1:0:1)$, $(0:0:0:0:0:0:0:0:0:0:1:0:0)$, $(0:0:0:0:0:0:0:0:0:1:0:0:0)$ |
Maps to other modular curves
Map of degree 2 from the canonical model of this modular curve to the canonical model of the modular curve $X_0(58)$ :
$\displaystyle X$ | $=$ | $\displaystyle v-d$ |
$\displaystyle Y$ | $=$ | $\displaystyle y+d$ |
$\displaystyle Z$ | $=$ | $\displaystyle y-a+b+d$ |
$\displaystyle W$ | $=$ | $\displaystyle x+y+w+u-r-d$ |
$\displaystyle T$ | $=$ | $\displaystyle -x-y-t-u+r+d$ |
$\displaystyle U$ | $=$ | $\displaystyle c$ |
Equation of the image curve:
$0$ | $=$ | $ Y^{2}-YZ-YU-TU $ |
$=$ | $ XY+Y^{2}-XW-WT-YU $ | |
$=$ | $ XY+YZ-XW-YW+ZW+W^{2}+YU $ | |
$=$ | $ 2XZ+YZ+XW+W^{2}-XT-YT-T^{2}+YU-2WU $ | |
$=$ | $ XY-2XZ-YZ-ZW-W^{2}-XT-ZT-2XU-YU+ZU+WU $ | |
$=$ | $ 2X^{2}+2XY+XZ+YZ+XW+YW+W^{2}+XT+YT+WT-2WU $ |
Modular covers
The following modular covers realize this modular curve as a fiber product over $X(1)$.
Factor curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
8.12.0-2.a.1.1 | $8$ | $30$ | $30$ | $0$ | $0$ |
$X_0(29)$ | $29$ | $12$ | $6$ | $2$ | $0$ |
This modular curve minimally covers the modular curves listed below.
Covered curve | Level | Index | Degree | Genus | Rank |
---|---|---|---|---|---|
8.12.0-2.a.1.1 | $8$ | $30$ | $30$ | $0$ | $0$ |