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SageMath
E = EllipticCurve("y1")
E.isogeny_class()
Elliptic curves in class 126350.y
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
126350.y1 | 126350k4 | \([1, -1, 0, -51218567, 141100532341]\) | \(20214562937713929/665000\) | \(488836107265625000\) | \([2]\) | \(8294400\) | \(2.8949\) | |
126350.y2 | 126350k2 | \([1, -1, 0, -3205567, 2198923341]\) | \(4955605568649/28302400\) | \(20804864725225000000\) | \([2, 2]\) | \(4147200\) | \(2.5483\) | |
126350.y3 | 126350k3 | \([1, -1, 0, -1400567, 4659138341]\) | \(-413327139849/12516028840\) | \(-9200431303112625625000\) | \([2]\) | \(8294400\) | \(2.8949\) | |
126350.y4 | 126350k1 | \([1, -1, 0, -317567, -10396659]\) | \(4818245769/2723840\) | \(2002272695360000000\) | \([2]\) | \(2073600\) | \(2.2017\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 126350.y have rank \(0\).
Complex multiplication
The elliptic curves in class 126350.y do not have complex multiplication.Modular form 126350.2.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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.