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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 239343g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
239343.g3 | 239343g1 | \([1, 0, 1, -435735, -109966211]\) | \(194476894355953/1577509713\) | \(74215334234142153\) | \([2]\) | \(2764800\) | \(2.0641\) | \(\Gamma_0(N)\)-optimal |
239343.g2 | 239343g2 | \([1, 0, 1, -740780, 63787421]\) | \(955584307409473/515565644841\) | \(24255239974877949921\) | \([2, 2]\) | \(5529600\) | \(2.4107\) | |
239343.g1 | 239343g3 | \([1, 0, 1, -9211645, 10747242359]\) | \(1837441904940946513/2571676151733\) | \(120986770204968661773\) | \([2]\) | \(11059200\) | \(2.7572\) | |
239343.g4 | 239343g4 | \([1, 0, 1, 2849365, 501785111]\) | \(54380923886781647/33780306888549\) | \(-1589224298022156516669\) | \([2]\) | \(11059200\) | \(2.7572\) |
Rank
sage: E.rank()
The elliptic curves in class 239343g have rank \(0\).
Complex multiplication
The elliptic curves in class 239343g do not have complex multiplication.Modular form 239343.2.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 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.