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SageMath
E = EllipticCurve("fw1")
E.isogeny_class()
Elliptic curves in class 494190fw
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
494190.fw2 | 494190fw1 | \([1, -1, 1, 210193, -25683209]\) | \(2161700757/1848320\) | \(-878136408045296640\) | \([2]\) | \(8847360\) | \(2.1306\) | \(\Gamma_0(N)\)-optimal* |
494190.fw1 | 494190fw2 | \([1, -1, 1, -1038287, -225939401]\) | \(260549802603/104256800\) | \(49532381766305013600\) | \([2]\) | \(17694720\) | \(2.4772\) | \(\Gamma_0(N)\)-optimal* |
Rank
sage: E.rank()
The elliptic curves in class 494190fw have rank \(0\).
Complex multiplication
The elliptic curves in class 494190fw do not have complex multiplication.Modular form 494190.2.a.fw
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.