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SageMath
E = EllipticCurve("u1")
E.isogeny_class()
Elliptic curves in class 2496.u
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 2496.u1 | 2496m1 | \([0, 1, 0, -13, -13]\) | \(256000/117\) | \(119808\) | \([2]\) | \(256\) | \(-0.33060\) | \(\Gamma_0(N)\)-optimal |
| 2496.u2 | 2496m2 | \([0, 1, 0, 47, -49]\) | \(686000/507\) | \(-8306688\) | \([2]\) | \(512\) | \(0.015973\) |
Rank
sage: E.rank()
The elliptic curves in class 2496.u have rank \(1\).
Complex multiplication
The elliptic curves in class 2496.u do not have complex multiplication.Modular form 2496.2.a.u
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.
