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SageMath
E = EllipticCurve("ca1")
E.isogeny_class()
Elliptic curves in class 453024ca
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
453024.ca2 | 453024ca1 | \([0, 0, 0, -107085, 5920288]\) | \(1643032000/767637\) | \(63448230228432192\) | \([2]\) | \(3276800\) | \(1.9185\) | \(\Gamma_0(N)\)-optimal* |
453024.ca1 | 453024ca2 | \([0, 0, 0, -1430220, 657961216]\) | \(61162984000/41067\) | \(217238384979652608\) | \([2]\) | \(6553600\) | \(2.2651\) | \(\Gamma_0(N)\)-optimal* |
Rank
sage: E.rank()
The elliptic curves in class 453024ca have rank \(1\).
Complex multiplication
The elliptic curves in class 453024ca do not have complex multiplication.Modular form 453024.2.a.ca
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.