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SageMath
E = EllipticCurve("cb1")
E.isogeny_class()
Elliptic curves in class 59290cb
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
59290.bz2 | 59290cb1 | \([1, 1, 0, -421082, 123507476]\) | \(-115501303/25600\) | \(-1830115235085491200\) | \([2]\) | \(1433600\) | \(2.2247\) | \(\Gamma_0(N)\)-optimal |
59290.bz1 | 59290cb2 | \([1, 1, 0, -7061562, 7219524404]\) | \(544737993463/20000\) | \(1429777527410540000\) | \([2]\) | \(2867200\) | \(2.5713\) |
Rank
sage: E.rank()
The elliptic curves in class 59290cb have rank \(0\).
Complex multiplication
The elliptic curves in class 59290cb do not have complex multiplication.Modular form 59290.2.a.cb
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.