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SageMath
E = EllipticCurve("e1")
E.isogeny_class()
Elliptic curves in class 164730.e
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
164730.e1 | 164730db2 | \([1, 1, 0, -18662903, 20842650453]\) | \(29782957153899582361/9454781800440000\) | \(228215448088064730360000\) | \([2]\) | \(21233664\) | \(3.1859\) | |
164730.e2 | 164730db1 | \([1, 1, 0, -16905783, 26743410837]\) | \(22137883334842578841/4123121356800\) | \(99522126245133619200\) | \([2]\) | \(10616832\) | \(2.8393\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 164730.e have rank \(1\).
Complex multiplication
The elliptic curves in class 164730.e do not have complex multiplication.Modular form 164730.2.a.e
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.