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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 83490g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
83490.f2 | 83490g1 | \([1, 1, 0, 482, -36428]\) | \(6967871/331200\) | \(-586741003200\) | \([2]\) | \(134400\) | \(0.93791\) | \(\Gamma_0(N)\)-optimal |
83490.f1 | 83490g2 | \([1, 1, 0, -14038, -620132]\) | \(172715635009/7935000\) | \(14057336535000\) | \([2]\) | \(268800\) | \(1.2845\) |
Rank
sage: E.rank()
The elliptic curves in class 83490g have rank \(1\).
Complex multiplication
The elliptic curves in class 83490g do not have complex multiplication.Modular form 83490.2.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 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.