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SageMath
E = EllipticCurve("i1")
E.isogeny_class()
Elliptic curves in class 404586i
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
404586.i3 | 404586i1 | \([1, -1, 0, -245673, 27484029]\) | \(466025146777/177366672\) | \(624107870509333392\) | \([2]\) | \(5898240\) | \(2.1139\) | \(\Gamma_0(N)\)-optimal |
404586.i2 | 404586i2 | \([1, -1, 0, -1736253, -860603535]\) | \(164503536215257/4178071044\) | \(14701561419089756484\) | \([2, 2]\) | \(11796480\) | \(2.4605\) | |
404586.i4 | 404586i3 | \([1, -1, 0, 286677, -2747997225]\) | \(740480746823/927484650666\) | \(-3263580827954251994826\) | \([2]\) | \(23592960\) | \(2.8071\) | |
404586.i1 | 404586i4 | \([1, -1, 0, -27608463, -55828700901]\) | \(661397832743623417/443352042\) | \(1560042231714109962\) | \([2]\) | \(23592960\) | \(2.8071\) |
Rank
sage: E.rank()
The elliptic curves in class 404586i have rank \(1\).
Complex multiplication
The elliptic curves in class 404586i do not have complex multiplication.Modular form 404586.2.a.i
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.