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SageMath
E = EllipticCurve("o1")
E.isogeny_class()
Elliptic curves in class 18590.o
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
18590.o1 | 18590n1 | \([1, 0, 0, -14960, 709760]\) | \(-76711450249/851840\) | \(-4111668978560\) | \([]\) | \(64512\) | \(1.2353\) | \(\Gamma_0(N)\)-optimal |
18590.o2 | 18590n2 | \([1, 0, 0, 50105, 3689737]\) | \(2882081488391/2883584000\) | \(-13918509203456000\) | \([]\) | \(193536\) | \(1.7846\) |
Rank
sage: E.rank()
The elliptic curves in class 18590.o have rank \(1\).
Complex multiplication
The elliptic curves in class 18590.o do not have complex multiplication.Modular form 18590.2.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 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.