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SageMath
E = EllipticCurve("a1")
E.isogeny_class()
Elliptic curves in class 134310.a
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
134310.a1 | 134310cm1 | \([1, 1, 0, -131408, -18198528]\) | \(106429035419/1278720\) | \(3015154871435520\) | \([2]\) | \(1317888\) | \(1.7814\) | \(\Gamma_0(N)\)-optimal |
134310.a2 | 134310cm2 | \([1, 1, 0, -24928, -46713872]\) | \(-726572699/399200400\) | \(-941293661426276400\) | \([2]\) | \(2635776\) | \(2.1279\) |
Rank
sage: E.rank()
The elliptic curves in class 134310.a have rank \(0\).
Complex multiplication
The elliptic curves in class 134310.a do not have complex multiplication.Modular form 134310.2.a.a
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.