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SageMath
E = EllipticCurve("d1")
E.isogeny_class()
Elliptic curves in class 1596.d
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
1596.d1 | 1596e2 | \([0, 1, 0, -4884, 129636]\) | \(50338425969232/54974619\) | \(14073502464\) | \([2]\) | \(1920\) | \(0.86258\) | |
1596.d2 | 1596e1 | \([0, 1, 0, -229, 3020]\) | \(-83369132032/210622923\) | \(-3369966768\) | \([2]\) | \(960\) | \(0.51600\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 1596.d have rank \(1\).
Complex multiplication
The elliptic curves in class 1596.d do not have complex multiplication.Modular form 1596.2.a.d
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.