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SageMath
E = EllipticCurve("d1")
E.isogeny_class()
Elliptic curves in class 31824d
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
31824.o2 | 31824d1 | \([0, 0, 0, -7050, -224773]\) | \(3322336000000/51429573\) | \(599874539472\) | \([2]\) | \(36864\) | \(1.0613\) | \(\Gamma_0(N)\)-optimal |
31824.o1 | 31824d2 | \([0, 0, 0, -13935, 286094]\) | \(1603530178000/738501777\) | \(137822155630848\) | \([2]\) | \(73728\) | \(1.4078\) |
Rank
sage: E.rank()
The elliptic curves in class 31824d have rank \(0\).
Complex multiplication
The elliptic curves in class 31824d do not have complex multiplication.Modular form 31824.2.a.d
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.