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SageMath
E = EllipticCurve("dy1")
E.isogeny_class()
Elliptic curves in class 69360.dy
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
69360.dy1 | 69360bs2 | \([0, 1, 0, -126100, -17185492]\) | \(7304528/45\) | \(1366132337245440\) | \([2]\) | \(522240\) | \(1.7425\) | |
69360.dy2 | 69360bs1 | \([0, 1, 0, -3275, -579552]\) | \(-2048/75\) | \(-142305451796400\) | \([2]\) | \(261120\) | \(1.3960\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 69360.dy have rank \(1\).
Complex multiplication
The elliptic curves in class 69360.dy do not have complex multiplication.Modular form 69360.2.a.dy
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.