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SageMath
E = EllipticCurve("s1")
E.isogeny_class()
Elliptic curves in class 6630.s
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
6630.s1 | 6630q1 | \([1, 1, 1, -13620, 599157]\) | \(279419703685750081/3666124800000\) | \(3666124800000\) | \([2]\) | \(15360\) | \(1.2185\) | \(\Gamma_0(N)\)-optimal |
6630.s2 | 6630q2 | \([1, 1, 1, -2100, 1594485]\) | \(-1024222994222401/1098922500000000\) | \(-1098922500000000\) | \([2]\) | \(30720\) | \(1.5651\) |
Rank
sage: E.rank()
The elliptic curves in class 6630.s have rank \(1\).
Complex multiplication
The elliptic curves in class 6630.s do not have complex multiplication.Modular form 6630.2.a.s
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.