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SageMath
E = EllipticCurve("dj1")
E.isogeny_class()
Elliptic curves in class 424536.dj
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
424536.dj1 | 424536dj2 | \([0, 1, 0, -46328, -3426144]\) | \(665500/81\) | \(1338445528906752\) | \([2]\) | \(1769472\) | \(1.6329\) | \(\Gamma_0(N)\)-optimal* |
424536.dj2 | 424536dj1 | \([0, 1, 0, 4212, -272448]\) | \(2000/9\) | \(-37179042469632\) | \([2]\) | \(884736\) | \(1.2863\) | \(\Gamma_0(N)\)-optimal* |
Rank
sage: E.rank()
The elliptic curves in class 424536.dj have rank \(0\).
Complex multiplication
The elliptic curves in class 424536.dj do not have complex multiplication.Modular form 424536.2.a.dj
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.