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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 4290.g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
4290.g1 | 4290f3 | \([1, 1, 0, -56162, -5146326]\) | \(19591310611933007401/154169730\) | \(154169730\) | \([2]\) | \(10240\) | \(1.1622\) | |
4290.g2 | 4290f4 | \([1, 1, 0, -4942, -10754]\) | \(13352704496588521/7694601378750\) | \(7694601378750\) | \([2]\) | \(10240\) | \(1.1622\) | |
4290.g3 | 4290f2 | \([1, 1, 0, -3512, -81396]\) | \(4792702134385801/13416588900\) | \(13416588900\) | \([2, 2]\) | \(5120\) | \(0.81562\) | |
4290.g4 | 4290f1 | \([1, 1, 0, -132, -2304]\) | \(-257380823881/2035828080\) | \(-2035828080\) | \([2]\) | \(2560\) | \(0.46904\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 4290.g have rank \(0\).
Complex multiplication
The elliptic curves in class 4290.g do not have complex multiplication.Modular form 4290.2.a.g
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.