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SageMath
E = EllipticCurve("g1")
E.isogeny_class()
Elliptic curves in class 7104.g
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
7104.g1 | 7104a2 | \([0, -1, 0, -9473, -351999]\) | \(-358667682625/303918\) | \(-79670280192\) | \([]\) | \(6912\) | \(1.0191\) | |
7104.g2 | 7104a1 | \([0, -1, 0, 127, -2175]\) | \(857375/7992\) | \(-2095054848\) | \([]\) | \(2304\) | \(0.46979\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 7104.g have rank \(1\).
Complex multiplication
The elliptic curves in class 7104.g do not have complex multiplication.Modular form 7104.2.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.
\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.