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SageMath
E = EllipticCurve("s1")
E.isogeny_class()
Elliptic curves in class 215600.s
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
215600.s1 | 215600n2 | \([0, 1, 0, -82728, 9127348]\) | \(1039509197/484\) | \(29154363392000\) | \([2]\) | \(884736\) | \(1.5399\) | |
215600.s2 | 215600n1 | \([0, 1, 0, -4328, 189748]\) | \(-148877/176\) | \(-10601586688000\) | \([2]\) | \(442368\) | \(1.1933\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 215600.s have rank \(2\).
Complex multiplication
The elliptic curves in class 215600.s do not have complex multiplication.Modular form 215600.2.a.s
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.