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SageMath
E = EllipticCurve("dd1")
E.isogeny_class()
Elliptic curves in class 158950dd
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
158950.ba1 | 158950dd1 | \([1, 0, 1, -7376, 665398]\) | \(-117649/440\) | \(-165945786875000\) | \([]\) | \(483840\) | \(1.4142\) | \(\Gamma_0(N)\)-optimal |
158950.ba2 | 158950dd2 | \([1, 0, 1, 64874, -15807602]\) | \(80062991/332750\) | \(-125496501324218750\) | \([]\) | \(1451520\) | \(1.9635\) |
Rank
sage: E.rank()
The elliptic curves in class 158950dd have rank \(0\).
Complex multiplication
The elliptic curves in class 158950dd do not have complex multiplication.Modular form 158950.2.a.dd
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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.