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SageMath
E = EllipticCurve("s1")
E.isogeny_class()
Elliptic curves in class 48400.s
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
48400.s1 | 48400ck2 | \([0, 1, 0, -8928, -327692]\) | \(6352571665/2\) | \(24780800\) | \([]\) | \(41472\) | \(0.78034\) | |
48400.s2 | 48400ck1 | \([0, 1, 0, -128, -332]\) | \(18865/8\) | \(99123200\) | \([]\) | \(13824\) | \(0.23104\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 48400.s have rank \(1\).
Complex multiplication
The elliptic curves in class 48400.s do not have complex multiplication.Modular form 48400.2.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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.