Show commands:
SageMath
E = EllipticCurve("bw1")
E.isogeny_class()
Elliptic curves in class 113568bw
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
113568.t2 | 113568bw1 | \([0, -1, 0, 282, 9996]\) | \(8000/147\) | \(-45410619072\) | \([2]\) | \(73728\) | \(0.72536\) | \(\Gamma_0(N)\)-optimal |
113568.t1 | 113568bw2 | \([0, -1, 0, -5633, 155505]\) | \(1000000/63\) | \(1245548408832\) | \([2]\) | \(147456\) | \(1.0719\) |
Rank
sage: E.rank()
The elliptic curves in class 113568bw have rank \(1\).
Complex multiplication
The elliptic curves in class 113568bw do not have complex multiplication.Modular form 113568.2.a.bw
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.