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SageMath
E = EllipticCurve("et1")
E.isogeny_class()
Elliptic curves in class 185130.et
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
185130.et1 | 185130g2 | \([1, -1, 1, -7232072, -7725422581]\) | \(-32391289681150609/1228250000000\) | \(-1586245532924250000000\) | \([]\) | \(10886400\) | \(2.8380\) | |
185130.et2 | 185130g1 | \([1, -1, 1, 434488, -34329589]\) | \(7023836099951/4456448000\) | \(-5755359847514112000\) | \([]\) | \(3628800\) | \(2.2887\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 185130.et have rank \(1\).
Complex multiplication
The elliptic curves in class 185130.et do not have complex multiplication.Modular form 185130.2.a.et
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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.