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SageMath
E = EllipticCurve("y1")
E.isogeny_class()
Elliptic curves in class 127050.y
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
127050.y1 | 127050by2 | \([1, 1, 0, -2889845, -1892065875]\) | \(12052620205076933/8781696\) | \(1944663768432000\) | \([2]\) | \(3440640\) | \(2.2448\) | |
127050.y2 | 127050by1 | \([1, 1, 0, -179445, -30021075]\) | \(-2885728410053/79478784\) | \(-17600189257728000\) | \([2]\) | \(1720320\) | \(1.8983\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 127050.y have rank \(1\).
Complex multiplication
The elliptic curves in class 127050.y do not have complex multiplication.Modular form 127050.2.a.y
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.