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SageMath
E = EllipticCurve("be1")
E.isogeny_class()
Elliptic curves in class 439569.be
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
439569.be1 | 439569be3 | \([1, -1, 1, -39863414, 96884531020]\) | \(82483294977/17\) | \(1443876645515769153\) | \([2]\) | \(21233664\) | \(2.8717\) | \(\Gamma_0(N)\)-optimal* |
439569.be2 | 439569be2 | \([1, -1, 1, -2500049, 1503332848]\) | \(20346417/289\) | \(24545902973768075601\) | \([2, 2]\) | \(10616832\) | \(2.5252\) | \(\Gamma_0(N)\)-optimal* |
439569.be3 | 439569be1 | \([1, -1, 1, -302204, -27246410]\) | \(35937/17\) | \(1443876645515769153\) | \([2]\) | \(5308416\) | \(2.1786\) | \(\Gamma_0(N)\)-optimal* |
439569.be4 | 439569be4 | \([1, -1, 1, -302204, 4052833048]\) | \(-35937/83521\) | \(-7093765959418973848689\) | \([2]\) | \(21233664\) | \(2.8717\) |
Rank
sage: E.rank()
The elliptic curves in class 439569.be have rank \(0\).
Complex multiplication
The elliptic curves in class 439569.be do not have complex multiplication.Modular form 439569.2.a.be
sage: E.q_eigenform(10)
Isogeny matrix
sage: E.isogeny_class().matrix()
The \(i,j\) entry is the smallest degree of a cyclic isogeny between the \(i\)-th and \(j\)-th curve in the isogeny class, in the LMFDB numbering.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.