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SageMath
E = EllipticCurve("bd1")
E.isogeny_class()
Elliptic curves in class 122694bd
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
122694.bj3 | 122694bd1 | \([1, 0, 1, -112896, -13780934]\) | \(18609625/1188\) | \(10158572055672612\) | \([2]\) | \(1036800\) | \(1.8220\) | \(\Gamma_0(N)\)-optimal |
122694.bj4 | 122694bd2 | \([1, 0, 1, 91594, -58114366]\) | \(9938375/176418\) | \(-1508547950267382882\) | \([2]\) | \(2073600\) | \(2.1686\) | |
122694.bj1 | 122694bd3 | \([1, 0, 1, -1646571, 809986582]\) | \(57736239625/255552\) | \(2185221722198019648\) | \([2]\) | \(3110400\) | \(2.3713\) | |
122694.bj2 | 122694bd4 | \([1, 0, 1, -828611, 1615186406]\) | \(-7357983625/127552392\) | \(-1090698792092086556808\) | \([2]\) | \(6220800\) | \(2.7179\) |
Rank
sage: E.rank()
The elliptic curves in class 122694bd have rank \(1\).
Complex multiplication
The elliptic curves in class 122694bd do not have complex multiplication.Modular form 122694.2.a.bd
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.
\(\left(\begin{array}{rrrr} 1 & 2 & 3 & 6 \\ 2 & 1 & 6 & 3 \\ 3 & 6 & 1 & 2 \\ 6 & 3 & 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.