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SageMath
E = EllipticCurve("r1")
E.isogeny_class()
Elliptic curves in class 9054r
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
9054.r2 | 9054r1 | \([1, -1, 1, 70, -71]\) | \(52734375/32192\) | \(-23467968\) | \([2]\) | \(2016\) | \(0.10346\) | \(\Gamma_0(N)\)-optimal |
9054.r1 | 9054r2 | \([1, -1, 1, -290, -359]\) | \(3687953625/2024072\) | \(1475548488\) | \([2]\) | \(4032\) | \(0.45003\) |
Rank
sage: E.rank()
The elliptic curves in class 9054r have rank \(1\).
Complex multiplication
The elliptic curves in class 9054r do not have complex multiplication.Modular form 9054.2.a.r
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.