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SageMath
E = EllipticCurve("nd1")
E.isogeny_class()
Elliptic curves in class 381150nd
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
381150.nd4 | 381150nd1 | \([1, -1, 1, -794630, -2885009003]\) | \(-2749884201/176619520\) | \(-3564038324689920000000\) | \([2]\) | \(23592960\) | \(2.8152\) | \(\Gamma_0(N)\)-optimal |
381150.nd3 | 381150nd2 | \([1, -1, 1, -35642630, -81362705003]\) | \(248158561089321/1859334400\) | \(37519856582184900000000\) | \([2, 2]\) | \(47185920\) | \(3.1618\) | |
381150.nd2 | 381150nd3 | \([1, -1, 1, -59600630, 41781414997]\) | \(1160306142246441/634128110000\) | \(12796189723554821718750000\) | \([2]\) | \(94371840\) | \(3.5084\) | |
381150.nd1 | 381150nd4 | \([1, -1, 1, -569252630, -5227497545003]\) | \(1010962818911303721/57392720\) | \(1158138430215401250000\) | \([2]\) | \(94371840\) | \(3.5084\) |
Rank
sage: E.rank()
The elliptic curves in class 381150nd have rank \(1\).
Complex multiplication
The elliptic curves in class 381150nd do not have complex multiplication.Modular form 381150.2.a.nd
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 Cremona 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 Cremona labels.