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SageMath
E = EllipticCurve("i1")
E.isogeny_class()
Elliptic curves in class 156325i
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
156325.i3 | 156325i1 | \([0, -1, 1, -14083, 642943]\) | \(4096000/37\) | \(2790498953125\) | \([]\) | \(207360\) | \(1.2107\) | \(\Gamma_0(N)\)-optimal |
156325.i2 | 156325i2 | \([0, -1, 1, -98583, -11503932]\) | \(1404928000/50653\) | \(3820193066828125\) | \([]\) | \(622080\) | \(1.7600\) | |
156325.i1 | 156325i3 | \([0, -1, 1, -7914833, -8567952807]\) | \(727057727488000/37\) | \(2790498953125\) | \([]\) | \(1866240\) | \(2.3093\) |
Rank
sage: E.rank()
The elliptic curves in class 156325i have rank \(2\).
Complex multiplication
The elliptic curves in class 156325i do not have complex multiplication.Modular form 156325.2.a.i
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.
\(\left(\begin{array}{rrr} 1 & 3 & 9 \\ 3 & 1 & 3 \\ 9 & 3 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.