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SageMath
E = EllipticCurve("p1")
E.isogeny_class()
Elliptic curves in class 158400.p
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
158400.p1 | 158400gb2 | \([0, 0, 0, -4063500, -2928150000]\) | \(736314327/58564\) | \(590190188544000000000\) | \([2]\) | \(7372800\) | \(2.7291\) | |
158400.p2 | 158400gb1 | \([0, 0, 0, 256500, -206550000]\) | \(185193/1936\) | \(-19510419456000000000\) | \([2]\) | \(3686400\) | \(2.3825\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 158400.p have rank \(1\).
Complex multiplication
The elliptic curves in class 158400.p do not have complex multiplication.Modular form 158400.2.a.p
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.