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SageMath
E = EllipticCurve("cv1")
E.isogeny_class()
Elliptic curves in class 234650.cv
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
234650.cv1 | 234650cv2 | \([1, 0, 0, -4090318, 3183737412]\) | \(-6434774386429585/140608\) | \(-165375680891200\) | \([]\) | \(7464960\) | \(2.2546\) | |
234650.cv2 | 234650cv1 | \([1, 0, 0, -47118, 4973572]\) | \(-9836106385/3407872\) | \(-4008158514380800\) | \([]\) | \(2488320\) | \(1.7053\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 234650.cv have rank \(2\).
Complex multiplication
The elliptic curves in class 234650.cv do not have complex multiplication.Modular form 234650.2.a.cv
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.