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SageMath
E = EllipticCurve("z1")
E.isogeny_class()
Elliptic curves in class 9408.z
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
9408.z1 | 9408h2 | \([0, -1, 0, -9025, 345409]\) | \(-6329617441/279936\) | \(-3595793596416\) | \([]\) | \(16128\) | \(1.1742\) | |
9408.z2 | 9408h1 | \([0, -1, 0, -65, -447]\) | \(-2401/6\) | \(-77070336\) | \([]\) | \(2304\) | \(0.20124\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 9408.z have rank \(0\).
Complex multiplication
The elliptic curves in class 9408.z do not have complex multiplication.Modular form 9408.2.a.z
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.
\(\left(\begin{array}{rr} 1 & 7 \\ 7 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.