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SageMath
E = EllipticCurve("i1")
E.isogeny_class()
Elliptic curves in class 118580i
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 118580.h2 | 118580i1 | \([0, -1, 0, 14964, 525736]\) | \(16674224/15125\) | \(-336114725408000\) | \([]\) | \(414720\) | \(1.4747\) | \(\Gamma_0(N)\)-optimal |
| 118580.h1 | 118580i2 | \([0, -1, 0, -154436, -31592504]\) | \(-18330740176/8857805\) | \(-196842227787941120\) | \([]\) | \(1244160\) | \(2.0240\) |
Rank
sage: E.rank()
The elliptic curves in class 118580i have rank \(0\).
Complex multiplication
The elliptic curves in class 118580i do not have complex multiplication.Modular form 118580.2.a.i
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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.
