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SageMath
E = EllipticCurve("i1")
E.isogeny_class()
Elliptic curves in class 69696i
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 69696.dz2 | 69696i1 | \([0, 0, 0, -7260, -191664]\) | \(54000/11\) | \(8620500860928\) | \([2]\) | \(122880\) | \(1.1977\) | \(\Gamma_0(N)\)-optimal |
| 69696.dz1 | 69696i2 | \([0, 0, 0, -36300, 2491632]\) | \(1687500/121\) | \(379302037880832\) | \([2]\) | \(245760\) | \(1.5443\) |
Rank
sage: E.rank()
The elliptic curves in class 69696i have rank \(0\).
Complex multiplication
The elliptic curves in class 69696i do not have complex multiplication.Modular form 69696.2.a.i
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.
