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SageMath
E = EllipticCurve("b1")
E.isogeny_class()
Elliptic curves in class 570.b
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
570.b1 | 570a2 | \([1, 1, 0, -1618, 24388]\) | \(468898230633769/5540400\) | \(5540400\) | \([2]\) | \(384\) | \(0.44399\) | |
570.b2 | 570a1 | \([1, 1, 0, -98, 372]\) | \(-105756712489/12476160\) | \(-12476160\) | \([2]\) | \(192\) | \(0.097417\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 570.b have rank \(1\).
Complex multiplication
The elliptic curves in class 570.b do not have complex multiplication.Modular form 570.2.a.b
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.