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SageMath
E = EllipticCurve("b1")
E.isogeny_class()
Elliptic curves in class 3744.b
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
3744.b1 | 3744j2 | \([0, 0, 0, -1836, 30240]\) | \(8489664/13\) | \(1048080384\) | \([2]\) | \(1536\) | \(0.63042\) | |
3744.b2 | 3744j1 | \([0, 0, 0, -81, 756]\) | \(-46656/169\) | \(-212891328\) | \([2]\) | \(768\) | \(0.28384\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 3744.b have rank \(1\).
Complex multiplication
The elliptic curves in class 3744.b do not have complex multiplication.Modular form 3744.2.a.b
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.