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SageMath
E = EllipticCurve("ba1")
E.isogeny_class()
Elliptic curves in class 270480ba
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 270480.ba1 | 270480ba1 | \([0, -1, 0, -4049376, -3132797184]\) | \(15238420194810961/12619514880\) | \(6081221861855723520\) | \([2]\) | \(7741440\) | \(2.5327\) | \(\Gamma_0(N)\)-optimal |
| 270480.ba2 | 270480ba2 | \([0, -1, 0, -3171296, -4529998080]\) | \(-7319577278195281/14169067365600\) | \(-6827936180205463142400\) | \([2]\) | \(15482880\) | \(2.8792\) |
Rank
sage: E.rank()
The elliptic curves in class 270480ba have rank \(1\).
Complex multiplication
The elliptic curves in class 270480ba do not have complex multiplication.Modular form 270480.2.a.ba
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.
