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SageMath
E = EllipticCurve("v1")
E.isogeny_class()
Elliptic curves in class 215296.v
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality | CM discriminant |
---|---|---|---|---|---|---|---|---|---|
215296.v1 | 215296w2 | \([0, -1, 0, -11213, -400939]\) | \(8000\) | \(19491170582528\) | \([2]\) | \(403200\) | \(1.2797\) | \(-8\) | |
215296.v2 | 215296w1 | \([0, -1, 0, -2803, 51519]\) | \(8000\) | \(304549540352\) | \([2]\) | \(201600\) | \(0.93310\) | \(\Gamma_0(N)\)-optimal | \(-8\) |
Rank
sage: E.rank()
The elliptic curves in class 215296.v have rank \(1\).
Complex multiplication
Each elliptic curve in class 215296.v has complex multiplication by an order in the imaginary quadratic field \(\Q(\sqrt{-2}) \).Modular form 215296.2.a.v
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.