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SageMath
E = EllipticCurve("bp1")
E.isogeny_class()
Elliptic curves in class 32340.bp
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
32340.bp1 | 32340bp2 | \([0, 1, 0, -25300, -1554652]\) | \(59466754384/121275\) | \(3652577913600\) | \([2]\) | \(92160\) | \(1.2970\) | |
32340.bp2 | 32340bp1 | \([0, 1, 0, -1045, -41140]\) | \(-67108864/343035\) | \(-645723595440\) | \([2]\) | \(46080\) | \(0.95045\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 32340.bp have rank \(0\).
Complex multiplication
The elliptic curves in class 32340.bp do not have complex multiplication.Modular form 32340.2.a.bp
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.