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SageMath
E = EllipticCurve("j1")
E.isogeny_class()
Elliptic curves in class 4896.j
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
4896.j1 | 4896q1 | \([0, 0, 0, -45, -108]\) | \(216000/17\) | \(793152\) | \([2]\) | \(512\) | \(-0.12417\) | \(\Gamma_0(N)\)-optimal |
4896.j2 | 4896q2 | \([0, 0, 0, 45, -486]\) | \(27000/289\) | \(-107868672\) | \([2]\) | \(1024\) | \(0.22240\) |
Rank
sage: E.rank()
The elliptic curves in class 4896.j have rank \(0\).
Complex multiplication
The elliptic curves in class 4896.j do not have complex multiplication.Modular form 4896.2.a.j
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.