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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 55233.g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
55233.g1 | 55233g4 | \([1, -1, 1, -294644, -61485650]\) | \(82483294977/17\) | \(583039603233\) | \([2]\) | \(221184\) | \(1.6449\) | |
55233.g2 | 55233g2 | \([1, -1, 1, -18479, -950282]\) | \(20346417/289\) | \(9911673254961\) | \([2, 2]\) | \(110592\) | \(1.2983\) | |
55233.g3 | 55233g3 | \([1, -1, 1, -2234, -2574782]\) | \(-35937/83521\) | \(-2864473570683729\) | \([2]\) | \(221184\) | \(1.6449\) | |
55233.g4 | 55233g1 | \([1, -1, 1, -2234, 17920]\) | \(35937/17\) | \(583039603233\) | \([2]\) | \(55296\) | \(0.95174\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 55233.g have rank \(1\).
Complex multiplication
The elliptic curves in class 55233.g do not have complex multiplication.Modular form 55233.2.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.