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SageMath
E = EllipticCurve("j1")
E.isogeny_class()
Elliptic curves in class 17325.j
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 17325.j1 | 17325bj2 | \([1, -1, 1, -163805, -25466178]\) | \(341385539669/160083\) | \(227930677734375\) | \([2]\) | \(76800\) | \(1.7109\) | |
| 17325.j2 | 17325bj1 | \([1, -1, 1, -11930, -254928]\) | \(131872229/56133\) | \(79923744140625\) | \([2]\) | \(38400\) | \(1.3643\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 17325.j have rank \(1\).
Complex multiplication
The elliptic curves in class 17325.j do not have complex multiplication.Modular form 17325.2.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 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.
