Show commands:
SageMath
E = EllipticCurve("cl1")
E.isogeny_class()
Elliptic curves in class 95550cl
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
95550.x2 | 95550cl1 | \([1, 1, 0, -1495, 47125]\) | \(-25153757/52416\) | \(-770836248000\) | \([2]\) | \(129024\) | \(0.97000\) | \(\Gamma_0(N)\)-optimal |
95550.x1 | 95550cl2 | \([1, 1, 0, -30895, 2075725]\) | \(221774710877/198744\) | \(2922754107000\) | \([2]\) | \(258048\) | \(1.3166\) |
Rank
sage: E.rank()
The elliptic curves in class 95550cl have rank \(1\).
Complex multiplication
The elliptic curves in class 95550cl do not have complex multiplication.Modular form 95550.2.a.cl
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.