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SageMath
E = EllipticCurve("bf1")
E.isogeny_class()
Elliptic curves in class 429429bf
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
429429.bf2 | 429429bf1 | \([1, 0, 0, 32607, 392976]\) | \(985074875/586971\) | \(-2284561285013007\) | \([2]\) | \(1520640\) | \(1.6364\) | \(\Gamma_0(N)\)-optimal* |
429429.bf1 | 429429bf2 | \([1, 0, 0, -132558, 3134715]\) | \(66184391125/37202781\) | \(144797670016776777\) | \([2]\) | \(3041280\) | \(1.9830\) | \(\Gamma_0(N)\)-optimal* |
Rank
sage: E.rank()
The elliptic curves in class 429429bf have rank \(1\).
Complex multiplication
The elliptic curves in class 429429bf do not have complex multiplication.Modular form 429429.2.a.bf
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 Cremona numbering.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.