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SageMath
E = EllipticCurve("h1")
E.isogeny_class()
Elliptic curves in class 4928.h
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 4928.h1 | 4928q1 | \([0, 1, 0, -12, 10]\) | \(3241792/539\) | \(34496\) | \([2]\) | \(384\) | \(-0.40799\) | \(\Gamma_0(N)\)-optimal |
| 4928.h2 | 4928q2 | \([0, 1, 0, 23, 87]\) | \(314432/847\) | \(-3469312\) | \([2]\) | \(768\) | \(-0.061419\) |
Rank
sage: E.rank()
The elliptic curves in class 4928.h have rank \(1\).
Complex multiplication
The elliptic curves in class 4928.h do not have complex multiplication.Modular form 4928.2.a.h
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.
