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SageMath
E = EllipticCurve("e1")
E.isogeny_class()
Elliptic curves in class 195195.e
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
195195.e1 | 195195o2 | \([1, 1, 1, -725605, -237958648]\) | \(3984138055477/4764375\) | \(50523811700236875\) | \([2]\) | \(3035136\) | \(2.1161\) | |
195195.e2 | 195195o1 | \([1, 1, 1, -33550, -5704990]\) | \(-393832837/1091475\) | \(-11574545953145175\) | \([2]\) | \(1517568\) | \(1.7696\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 195195.e have rank \(1\).
Complex multiplication
The elliptic curves in class 195195.e do not have complex multiplication.Modular form 195195.2.a.e
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.