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SageMath
E = EllipticCurve("m1")
E.isogeny_class()
Elliptic curves in class 17787.m
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
17787.m1 | 17787s2 | \([1, 0, 0, -21110328, 23058853929]\) | \(14553591673375/5208653241\) | \(372360767602793775428007\) | \([2]\) | \(2150400\) | \(3.2237\) | |
17787.m2 | 17787s1 | \([1, 0, 0, 3998987, 2534499848]\) | \(98931640625/96059601\) | \(-6867192940091151779727\) | \([2]\) | \(1075200\) | \(2.8771\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 17787.m have rank \(0\).
Complex multiplication
The elliptic curves in class 17787.m do not have complex multiplication.Modular form 17787.2.a.m
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.