Minimal Weierstrass equation
Minimal Weierstrass equation
Simplified equation
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\(y^2+xy=x^3-3213x-13583\)
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(homogenize, simplify) |
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\(y^2z+xyz=x^3-3213xz^2-13583z^3\)
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(dehomogenize, simplify) |
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\(y^2=x^3-4164075x-621236250\)
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(homogenize, minimize) |
Mordell-Weil group structure
\(\Z \oplus \Z/{2}\Z\)
Mordell-Weil generators
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| \( \left(-34, 255\right) \) | $0.28867566838405244399980280723$ | $\infty$ |
| \( \left(-\frac{17}{4}, \frac{17}{8}\right) \) | $0$ | $2$ |
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| \([-34:255:1]\) | $0.28867566838405244399980280723$ | $\infty$ |
| \([-34:17:8]\) | $0$ | $2$ |
| $P$ | $\hat{h}(P)$ | Order |
|---|---|---|
| \( \left(-1221, 51408\right) \) | $0.28867566838405244399980280723$ | $\infty$ |
| \( \left(-150, 0\right) \) | $0$ | $2$ |
Integral points
\( \left(-48, 199\right) \), \( \left(-48, -151\right) \), \( \left(-34, 255\right) \), \( \left(-34, -221\right) \), \( \left(68, 255\right) \), \( \left(68, -323\right) \), \( \left(102, 799\right) \), \( \left(102, -901\right) \), \( \left(206, 2739\right) \), \( \left(206, -2945\right) \), \( \left(952, 28849\right) \), \( \left(952, -29801\right) \)
\([-48:199:1]\), \([-48:-151:1]\), \([-34:255:1]\), \([-34:-221:1]\), \([68:255:1]\), \([68:-323:1]\), \([102:799:1]\), \([102:-901:1]\), \([206:2739:1]\), \([206:-2945:1]\), \([952:28849:1]\), \([952:-29801:1]\)
\((-1725,\pm 37800)\), \((-1221,\pm 51408)\), \((2451,\pm 62424)\), \((3675,\pm 183600)\), \((7419,\pm 613872)\), \((34275,\pm 6334200)\)
Invariants
| Conductor: | $N$ | = | \( 5950 \) | = | $2 \cdot 5^{2} \cdot 7 \cdot 17$ |
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| Minimal Discriminant: | $\Delta$ | = | $2046264500000$ | = | $2^{5} \cdot 5^{6} \cdot 7^{2} \cdot 17^{4} $ |
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| j-invariant: | $j$ | = | \( \frac{234770924809}{130960928} \) | = | $2^{-5} \cdot 7^{-2} \cdot 17^{-4} \cdot 31^{3} \cdot 199^{3}$ |
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| Endomorphism ring: | $\mathrm{End}(E)$ | = | $\Z$ | |||
| Geometric endomorphism ring: | $\mathrm{End}(E_{\overline{\Q}})$ | = | \(\Z\) (no potential complex multiplication) |
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| Sato-Tate group: | $\mathrm{ST}(E)$ | = | $\mathrm{SU}(2)$ | |||
| Faltings height: | $h_{\mathrm{Faltings}}$ | ≈ | $1.0525533705898657623715112312$ |
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| Stable Faltings height: | $h_{\mathrm{stable}}$ | ≈ | $0.24783441437281557507113156459$ |
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| $abc$ quality: | $Q$ | ≈ | $0.9795637124026224$ | |||
| Szpiro ratio: | $\sigma_{m}$ | ≈ | $4.123564545627583$ | |||
| Intrinsic torsion order: | $\#E(\mathbb Q)_\text{tors}^\text{is}$ | = | $$ | |||
BSD invariants
| Analytic rank: | $r_{\mathrm{an}}$ | = | $ 1$ |
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| Mordell-Weil rank: | $r$ | = | $ 1$ |
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| Regulator: | $\mathrm{Reg}(E/\Q)$ | ≈ | $0.28867566838405244399980280723$ |
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| Real period: | $\Omega$ | ≈ | $0.68063294300315249264349795078$ |
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| Tamagawa product: | $\prod_{p}c_p$ | = | $ 80 $ = $ 5\cdot2\cdot2\cdot2^{2} $ |
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| Torsion order: | $\#E(\Q)_{\mathrm{tor}}$ | = | $2$ |
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| Special value: | $ L'(E,1)$ | ≈ | $3.9296433949127943429373211082 $ |
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| Analytic order of Ш: | Ш${}_{\mathrm{an}}$ | ≈ | $1$ (rounded) |
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BSD formula
$$\begin{aligned} 3.929643395 \approx L'(E,1) & = \frac{\# ะจ(E/\Q)\cdot \Omega_E \cdot \mathrm{Reg}(E/\Q) \cdot \prod_p c_p}{\#E(\Q)_{\rm tor}^2} \\ & \approx \frac{1 \cdot 0.680633 \cdot 0.288676 \cdot 80}{2^2} \\ & \approx 3.929643395\end{aligned}$$
Modular invariants
For more coefficients, see the Downloads section to the right.
| Modular degree: | 12800 |
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| $ \Gamma_0(N) $-optimal: | no | |
| Manin constant: | 1 |
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Local data at primes of bad reduction
This elliptic curve is not semistable. There are 4 primes $p$ of bad reduction:
| $p$ | Tamagawa number | Kodaira symbol | Reduction type | Root number | $\mathrm{ord}_p(N)$ | $\mathrm{ord}_p(\Delta)$ | $\mathrm{ord}_p(\mathrm{den}(j))$ |
|---|---|---|---|---|---|---|---|
| $2$ | $5$ | $I_{5}$ | split multiplicative | -1 | 1 | 5 | 5 |
| $5$ | $2$ | $I_0^{*}$ | additive | 1 | 2 | 6 | 0 |
| $7$ | $2$ | $I_{2}$ | nonsplit multiplicative | 1 | 1 | 2 | 2 |
| $17$ | $4$ | $I_{4}$ | split multiplicative | -1 | 1 | 4 | 4 |
Galois representations
The $\ell$-adic Galois representation has maximal image for all primes $\ell$ except those listed in the table below.
| prime $\ell$ | mod-$\ell$ image | $\ell$-adic image | $\ell$-adic index |
|---|---|---|---|
| $2$ | 2B | 8.6.0.6 | $6$ |
The image $H:=\rho_E(\Gal(\overline{\Q}/\Q))$ of the adelic Galois representation has label 56.12.0.k.1, level \( 56 = 2^{3} \cdot 7 \), index $12$, genus $0$, and generators
$\left(\begin{array}{rr} 1 & 2 \\ 2 & 5 \end{array}\right),\left(\begin{array}{rr} 17 & 4 \\ 34 & 9 \end{array}\right),\left(\begin{array}{rr} 2 & 1 \\ 27 & 0 \end{array}\right),\left(\begin{array}{rr} 3 & 4 \\ 8 & 11 \end{array}\right),\left(\begin{array}{rr} 9 & 50 \\ 48 & 7 \end{array}\right),\left(\begin{array}{rr} 53 & 4 \\ 52 & 5 \end{array}\right),\left(\begin{array}{rr} 1 & 4 \\ 0 & 1 \end{array}\right),\left(\begin{array}{rr} 1 & 0 \\ 4 & 1 \end{array}\right)$.
The torsion field $K:=\Q(E[56])$ is a degree-$258048$ Galois extension of $\Q$ with $\Gal(K/\Q)$ isomorphic to the projection of $H$ to $\GL_2(\Z/56\Z)$.
The table below list all primes $\ell$ for which the Serre invariants associated to the mod-$\ell$ Galois representation are exceptional.
| $\ell$ | Reduction type | Serre weight | Serre conductor |
|---|---|---|---|
| $2$ | split multiplicative | $4$ | \( 25 = 5^{2} \) |
| $5$ | additive | $14$ | \( 119 = 7 \cdot 17 \) |
| $7$ | nonsplit multiplicative | $8$ | \( 850 = 2 \cdot 5^{2} \cdot 17 \) |
| $17$ | split multiplicative | $18$ | \( 350 = 2 \cdot 5^{2} \cdot 7 \) |
Isogenies
This curve has non-trivial cyclic isogenies of degree $d$ for $d=$
2.
Its isogeny class 5950n
consists of 2 curves linked by isogenies of
degree 2.
Twists
The minimal quadratic twist of this elliptic curve is 238e2, its twist by $5$.
Growth of torsion in number fields
The number fields $K$ of degree less than 24 such that $E(K)_{\rm tors}$ is strictly larger than $E(\Q)_{\rm tors}$ $\cong \Z/{2}\Z$ are as follows:
| $[K:\Q]$ | $K$ | $E(K)_{\rm tors}$ | Base change curve |
|---|---|---|---|
| $2$ | \(\Q(\sqrt{2}) \) | \(\Z/2\Z \oplus \Z/2\Z\) | not in database |
| $4$ | 4.0.39200.1 | \(\Z/4\Z\) | not in database |
| $8$ | 8.4.128450560000.11 | \(\Z/2\Z \oplus \Z/4\Z\) | not in database |
| $8$ | 8.0.98344960000.15 | \(\Z/2\Z \oplus \Z/4\Z\) | not in database |
| $8$ | deg 8 | \(\Z/6\Z\) | not in database |
| $16$ | deg 16 | \(\Z/8\Z\) | not in database |
| $16$ | deg 16 | \(\Z/2\Z \oplus \Z/6\Z\) | not in database |
We only show fields where the torsion growth is primitive. For fields not in the database, click on the degree shown to reveal the defining polynomial.
Iwasawa invariants
| $p$ | 2 | 3 | 5 | 7 | 11 | 13 | 17 | 19 | 23 | 29 | 31 | 37 | 41 | 43 | 47 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Reduction type | split | ord | add | nonsplit | ord | ord | split | ord | ss | ord | ord | ord | ord | ss | ord |
| $\lambda$-invariant(s) | 6 | 1 | - | 1 | 1 | 1 | 2 | 1 | 1,1 | 1 | 1 | 1 | 1 | 1,1 | 1 |
| $\mu$-invariant(s) | 0 | 0 | - | 0 | 0 | 0 | 0 | 0 | 0,0 | 0 | 0 | 0 | 0 | 0,0 | 0 |
An entry - indicates that the invariants are not computed because the reduction is additive.
$p$-adic regulators
$p$-adic regulators are not yet computed for curves that are not $\Gamma_0$-optimal.