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SageMath
E = EllipticCurve("bn1")
E.isogeny_class()
Elliptic curves in class 436425.bn
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
436425.bn1 | 436425bn1 | \([0, 1, 1, -308583, -69316756]\) | \(-56197120/3267\) | \(-188919238032421875\) | \([]\) | \(4276800\) | \(2.0713\) | \(\Gamma_0(N)\)-optimal* |
436425.bn2 | 436425bn2 | \([0, 1, 1, 1675167, -121886131]\) | \(8990228480/5314683\) | \(-307329618225854296875\) | \([]\) | \(12830400\) | \(2.6206\) | \(\Gamma_0(N)\)-optimal* |
Rank
sage: E.rank()
The elliptic curves in class 436425.bn have rank \(1\).
Complex multiplication
The elliptic curves in class 436425.bn do not have complex multiplication.Modular form 436425.2.a.bn
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.