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SageMath
E = EllipticCurve("e1")
E.isogeny_class()
Elliptic curves in class 109265e
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
109265.e1 | 109265e1 | \([1, 1, 1, -1716, 5108]\) | \(117649/65\) | \(308756775665\) | \([2]\) | \(138240\) | \(0.89517\) | \(\Gamma_0(N)\)-optimal |
109265.e2 | 109265e2 | \([1, 1, 1, 6689, 48814]\) | \(6967871/4225\) | \(-20069190418225\) | \([2]\) | \(276480\) | \(1.2417\) |
Rank
sage: E.rank()
The elliptic curves in class 109265e have rank \(0\).
Complex multiplication
The elliptic curves in class 109265e do not have complex multiplication.Modular form 109265.2.a.e
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.