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SageMath
E = EllipticCurve("bw1")
E.isogeny_class()
Elliptic curves in class 13650.bw
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
13650.bw1 | 13650br3 | \([1, 1, 1, -651413, -202638469]\) | \(-1956469094246217097/36641439744\) | \(-572522496000000\) | \([]\) | \(209952\) | \(1.9562\) | |
13650.bw2 | 13650br2 | \([1, 1, 1, -3038, -618469]\) | \(-198461344537/10417365504\) | \(-162771336000000\) | \([]\) | \(69984\) | \(1.4069\) | |
13650.bw3 | 13650br1 | \([1, 1, 1, 337, 22781]\) | \(270840023/14329224\) | \(-223894125000\) | \([]\) | \(23328\) | \(0.85757\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 13650.bw have rank \(0\).
Complex multiplication
The elliptic curves in class 13650.bw do not have complex multiplication.Modular form 13650.2.a.bw
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.
\(\left(\begin{array}{rrr} 1 & 3 & 9 \\ 3 & 1 & 3 \\ 9 & 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.