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SageMath
E = EllipticCurve("f1")
E.isogeny_class()
Elliptic curves in class 120185.f
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
120185.f1 | 120185d1 | \([1, 1, 0, -1887, -7504]\) | \(117649/65\) | \(410888598185\) | \([2]\) | \(154224\) | \(0.91898\) | \(\Gamma_0(N)\)-optimal |
120185.f2 | 120185d2 | \([1, 1, 0, 7358, -50031]\) | \(6967871/4225\) | \(-26707758882025\) | \([2]\) | \(308448\) | \(1.2656\) |
Rank
sage: E.rank()
The elliptic curves in class 120185.f have rank \(1\).
Complex multiplication
The elliptic curves in class 120185.f do not have complex multiplication.Modular form 120185.2.a.f
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.