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SageMath
E = EllipticCurve("o1")
E.isogeny_class()
Elliptic curves in class 423864o
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
423864.o1 | 423864o1 | \([0, 0, 0, -55506, 1585285]\) | \(2725888/1421\) | \(9858925306140624\) | \([2]\) | \(2257920\) | \(1.7608\) | \(\Gamma_0(N)\)-optimal |
423864.o2 | 423864o2 | \([0, 0, 0, 209409, 12340834]\) | \(9148592/5887\) | \(-653505906007035648\) | \([2]\) | \(4515840\) | \(2.1074\) |
Rank
sage: E.rank()
The elliptic curves in class 423864o have rank \(1\).
Complex multiplication
The elliptic curves in class 423864o do not have complex multiplication.Modular form 423864.2.a.o
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.