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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 12789.g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
12789.g1 | 12789h2 | \([1, -1, 1, -1364, -4224]\) | \(1121622319/613089\) | \(153301065183\) | \([2]\) | \(9216\) | \(0.83707\) | |
12789.g2 | 12789h1 | \([1, -1, 1, -1049, -12792]\) | \(510082399/783\) | \(195786801\) | \([2]\) | \(4608\) | \(0.49050\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 12789.g have rank \(1\).
Complex multiplication
The elliptic curves in class 12789.g do not have complex multiplication.Modular form 12789.2.a.g
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.