Minimal Weierstrass equation
\(y^2=x^3+x^2-14109664x-19791928668\)
Mordell-Weil group structure
$\Z\times \Z/{2}\Z$
Infinite order Mordell-Weil generator and height
| $P$ | = |
\(\left(-\frac{293849}{121}, \frac{16673230}{1331}\right)\)
|
| $\hat{h}(P)$ | ≈ | $9.4960083789922178757131142158$ |
Torsion generators
\( \left(-2469, 0\right) \)
Integral points
\( \left(-2469, 0\right) \)
Invariants
|
sage: E.conductor().factor()
gp: ellglobalred(E)[1]
magma: Conductor(E);
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| Conductor: | \( 414736 \) | = | $2^{4} \cdot 7^{2} \cdot 23^{2}$ |
|
sage: E.discriminant().factor()
gp: E.disc
magma: Discriminant(E);
|
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| Discriminant: | $10632485543889473395712 $ | = | $2^{10} \cdot 7^{8} \cdot 23^{9} $ |
|
sage: E.j_invariant().factor()
gp: E.j
magma: jInvariant(E);
|
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| j-invariant: | \( \frac{1431644}{49} \) | = | $2^{2} \cdot 7^{-2} \cdot 71^{3}$ |
| Endomorphism ring: | $\Z$ | ||
| Geometric endomorphism ring: | \(\Z\) | (no potential complex multiplication) | |
| Sato-Tate group: | $\mathrm{SU}(2)$ | ||
| Faltings height: | $2.9984001368754574677301688575\dots$ | ||
| Stable Faltings height: | $-0.90379825006568254410859890596\dots$ | ||
BSD invariants
sage: E.rank()
magma: Rank(E);
| |||
| Analytic rank: | $1$ | ||
sage: E.regulator()
magma: Regulator(E);
| |||
| Regulator: | $9.4960083789922178757131142158\dots$ | ||
sage: E.period_lattice().omega()
gp: E.omega[1]
magma: RealPeriod(E);
| |||
| Real period: | $0.078060660390650116918276893052\dots$ | ||
sage: E.tamagawa_numbers()
gp: gr=ellglobalred(E); [[gr[4][i,1],gr[5][i][4]] | i<-[1..#gr[4][,1]]]
magma: TamagawaNumbers(E);
| |||
| Tamagawa product: | $ 16 $ = $ 2\cdot2^{2}\cdot2 $ | ||
sage: E.torsion_order()
gp: elltors(E)[1]
magma: Order(TorsionSubgroup(E));
| |||
| Torsion order: | $2$ | ||
sage: E.sha().an_numerical()
magma: MordellWeilShaInformation(E);
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| Analytic order of Ш: | $1$ (exact) | ||
sage: r = E.rank();
gp: ar = ellanalyticrank(E);
magma: Lr1 where r,Lr1 := AnalyticRank(E: Precision:=12);
| |||
| Special value: | $ L'(E,1) $ ≈ $ 2.9650587405571177830088424530 $ | ||
Modular invariants
Modular form 414736.2.a.g
For more coefficients, see the Downloads section to the right.
|
sage: E.modular_degree()
magma: ModularDegree(E);
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| Modular degree: | 23740416 | ||
| $ \Gamma_0(N) $-optimal: | no | ||
| Manin constant: | 1 | ||
Local data
This elliptic curve is not semistable. There are 3 primes of bad reduction:
| prime | Tamagawa number | Kodaira symbol | Reduction type | Root number | ord($N$) | ord($\Delta$) | ord$(j)_{-}$ |
|---|---|---|---|---|---|---|---|
| $2$ | $2$ | $I_{2}^{*}$ | Additive | 1 | 4 | 10 | 0 |
| $7$ | $4$ | $I_{2}^{*}$ | Additive | -1 | 2 | 8 | 2 |
| $23$ | $2$ | $III^{*}$ | Additive | -1 | 2 | 9 | 0 |
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 |
|---|---|---|
| $2$ | 2B | 2.3.0.1 |
$p$-adic regulators
$p$-adic regulators are not yet computed for curves that are not $\Gamma_0$-optimal.
No Iwasawa invariant data is available for this curve.
Isogenies
This curve has non-trivial cyclic isogenies of degree $d$ for $d=$
2.
Its isogeny class 414736.g
consists of 2 curves linked by isogenies of
degree 2.