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SageMath
E = EllipticCurve("a1")
E.isogeny_class()
Elliptic curves in class 3757a
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
3757.d1 | 3757a1 | \([1, 0, 1, -17202, 866831]\) | \(23320116793/2873\) | \(69347235737\) | \([2]\) | \(6912\) | \(1.1036\) | \(\Gamma_0(N)\)-optimal |
3757.d2 | 3757a2 | \([1, 0, 1, -15757, 1018845]\) | \(-17923019113/8254129\) | \(-199234608272401\) | \([2]\) | \(13824\) | \(1.4502\) |
Rank
sage: E.rank()
The elliptic curves in class 3757a have rank \(1\).
Complex multiplication
The elliptic curves in class 3757a do not have complex multiplication.Modular form 3757.2.a.a
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.