Show commands:
SageMath
E = EllipticCurve("a1")
E.isogeny_class()
Elliptic curves in class 6006.a
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
6006.a1 | 6006c2 | \([1, 1, 0, -2977, -32195]\) | \(2919363263895961/1275513751512\) | \(1275513751512\) | \([2]\) | \(13824\) | \(1.0189\) | |
6006.a2 | 6006c1 | \([1, 1, 0, -2537, -50235]\) | \(1806976738085401/932323392\) | \(932323392\) | \([2]\) | \(6912\) | \(0.67229\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 6006.a have rank \(1\).
Complex multiplication
The elliptic curves in class 6006.a do not have complex multiplication.Modular form 6006.2.a.a
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.