Show commands:
SageMath
E = EllipticCurve("u1")
E.isogeny_class()
Elliptic curves in class 218010.u
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
218010.u1 | 218010ch2 | \([1, 1, 0, -28016147, -57088532691]\) | \(503835593418244309249/898614000000\) | \(4337438142726000000\) | \([2]\) | \(21772800\) | \(2.8345\) | |
218010.u2 | 218010ch1 | \([1, 1, 0, -1733267, -911504979]\) | \(-119305480789133569/5200091136000\) | \(-25099846696065024000\) | \([2]\) | \(10886400\) | \(2.4879\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 218010.u have rank \(0\).
Complex multiplication
The elliptic curves in class 218010.u do not have complex multiplication.Modular form 218010.2.a.u
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.