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SageMath
E = EllipticCurve("cp1")
E.isogeny_class()
Elliptic curves in class 36414cp
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
36414.db2 | 36414cp1 | \([1, -1, 1, 81877, 1729019]\) | \(3449795831/2071552\) | \(-36451625186737152\) | \([2]\) | \(552960\) | \(1.8672\) | \(\Gamma_0(N)\)-optimal |
36414.db1 | 36414cp2 | \([1, -1, 1, -334283, 14213819]\) | \(234770924809/130960928\) | \(2304426179774039328\) | \([2]\) | \(1105920\) | \(2.2137\) |
Rank
sage: E.rank()
The elliptic curves in class 36414cp have rank \(1\).
Complex multiplication
The elliptic curves in class 36414cp do not have complex multiplication.Modular form 36414.2.a.cp
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.