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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 55545.g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
55545.g1 | 55545u4 | \([1, 0, 0, -24334540, -46206373633]\) | \(10765299591712341649/20708625\) | \(3065619711842625\) | \([2]\) | \(2230272\) | \(2.6532\) | |
55545.g2 | 55545u2 | \([1, 0, 0, -1521415, -721565008]\) | \(2630872462131649/3645140625\) | \(539611632951890625\) | \([2, 2]\) | \(1115136\) | \(2.3067\) | |
55545.g3 | 55545u3 | \([1, 0, 0, -1095570, -1134038475]\) | \(-982374577874929/3183837890625\) | \(-471322272570556640625\) | \([4]\) | \(2230272\) | \(2.6532\) | |
55545.g4 | 55545u1 | \([1, 0, 0, -122210, -4332525]\) | \(1363569097969/734582625\) | \(108744591935828625\) | \([2]\) | \(557568\) | \(1.9601\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 55545.g have rank \(0\).
Complex multiplication
The elliptic curves in class 55545.g do not have complex multiplication.Modular form 55545.2.a.g
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.