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SageMath
E = EllipticCurve("cu1")
E.isogeny_class()
Elliptic curves in class 7350cu
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
7350.cy2 | 7350cu1 | \([1, 0, 0, -2175013, -1225814983]\) | \(505318200625/4251528\) | \(9573911275753125000\) | \([3]\) | \(302400\) | \(2.4676\) | \(\Gamma_0(N)\)-optimal |
7350.cy1 | 7350cu2 | \([1, 0, 0, -175818763, -897331751233]\) | \(266916252066900625/162\) | \(364803813281250\) | \([]\) | \(907200\) | \(3.0169\) |
Rank
sage: E.rank()
The elliptic curves in class 7350cu have rank \(0\).
Complex multiplication
The elliptic curves in class 7350cu do not have complex multiplication.Modular form 7350.2.a.cu
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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.