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SageMath
E = EllipticCurve("j1")
E.isogeny_class()
Elliptic curves in class 12880j
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
12880.l1 | 12880j1 | \([0, 0, 0, -47, -114]\) | \(44851536/4025\) | \(1030400\) | \([2]\) | \(1280\) | \(-0.10651\) | \(\Gamma_0(N)\)-optimal |
12880.l2 | 12880j2 | \([0, 0, 0, 53, -534]\) | \(16078716/129605\) | \(-132715520\) | \([2]\) | \(2560\) | \(0.24007\) |
Rank
sage: E.rank()
The elliptic curves in class 12880j have rank \(0\).
Complex multiplication
The elliptic curves in class 12880j do not have complex multiplication.Modular form 12880.2.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 Cremona 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 Cremona labels.