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SageMath
E = EllipticCurve("cl1")
E.isogeny_class()
Elliptic curves in class 116160cl
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
116160.cq3 | 116160cl1 | \([0, -1, 0, -108940, 13876150]\) | \(1261112198464/675\) | \(76531435200\) | \([2]\) | \(491520\) | \(1.4180\) | \(\Gamma_0(N)\)-optimal |
116160.cq2 | 116160cl2 | \([0, -1, 0, -109545, 13714857]\) | \(20034997696/455625\) | \(3306158000640000\) | \([2, 2]\) | \(983040\) | \(1.7646\) | |
116160.cq4 | 116160cl3 | \([0, -1, 0, 11455, 42246657]\) | \(2863288/13286025\) | \(-771260538389299200\) | \([2]\) | \(1966080\) | \(2.1112\) | |
116160.cq1 | 116160cl4 | \([0, -1, 0, -240225, -25149375]\) | \(26410345352/10546875\) | \(612251481600000000\) | \([2]\) | \(1966080\) | \(2.1112\) |
Rank
sage: E.rank()
The elliptic curves in class 116160cl have rank \(1\).
Complex multiplication
The elliptic curves in class 116160cl do not have complex multiplication.Modular form 116160.2.a.cl
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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.