Show commands:
SageMath
E = EllipticCurve("y1")
E.isogeny_class()
Elliptic curves in class 282534.y
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
282534.y1 | 282534y2 | \([1, 1, 0, -683771, 218454237]\) | \(-16591834777/98304\) | \(-209475633618714624\) | \([]\) | \(5524200\) | \(2.1639\) | |
282534.y2 | 282534y1 | \([1, 1, 0, 22564, 1609392]\) | \(596183/864\) | \(-1841094436101984\) | \([]\) | \(1841400\) | \(1.6146\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 282534.y have rank \(0\).
Complex multiplication
The elliptic curves in class 282534.y do not have complex multiplication.Modular form 282534.2.a.y
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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.