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SageMath
E = EllipticCurve("e1")
E.isogeny_class()
Elliptic curves in class 52855.e
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
52855.e1 | 52855j4 | \([1, -1, 0, -56879, -5205722]\) | \(22930509321/6875\) | \(6101587806875\) | \([2]\) | \(115200\) | \(1.4313\) | |
52855.e2 | 52855j3 | \([1, -1, 0, -28049, 1773060]\) | \(2749884201/73205\) | \(64969706967605\) | \([2]\) | \(115200\) | \(1.4313\) | |
52855.e3 | 52855j2 | \([1, -1, 0, -4024, -57645]\) | \(8120601/3025\) | \(2684698635025\) | \([2, 2]\) | \(57600\) | \(1.0848\) | |
52855.e4 | 52855j1 | \([1, -1, 0, 781, -6712]\) | \(59319/55\) | \(-48812702455\) | \([2]\) | \(28800\) | \(0.73818\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 52855.e have rank \(2\).
Complex multiplication
The elliptic curves in class 52855.e do not have complex multiplication.Modular form 52855.2.a.e
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.
\(\left(\begin{array}{rrrr} 1 & 4 & 2 & 4 \\ 4 & 1 & 2 & 4 \\ 2 & 2 & 1 & 2 \\ 4 & 4 & 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.