Properties

Label 3969.f
Number of curves $2$
Conductor $3969$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("f1")
 
E.isogeny_class()
 

Elliptic curves in class 3969.f

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
3969.f1 3969c2 \([1, -1, 0, -3474, 79687]\) \(1168429123449\) \(3969\) \([]\) \(1260\) \(0.42486\)  
3969.f2 3969c1 \([1, -1, 0, -9, -8]\) \(21609\) \(3969\) \([]\) \(180\) \(-0.54809\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 3969.f have rank \(0\).

Complex multiplication

The elliptic curves in class 3969.f do not have complex multiplication.

Modular form 3969.2.a.f

sage: E.q_eigenform(10)
 
\(q + q^{2} - q^{4} + q^{5} - 3 q^{8} + q^{10} + 5 q^{11} + 5 q^{13} - q^{16} - 3 q^{17} - q^{19} + O(q^{20})\) Copy content Toggle raw display

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.

\(\left(\begin{array}{rr} 1 & 7 \\ 7 & 1 \end{array}\right)\)

Isogeny graph

sage: E.isogeny_graph().plot(edge_labels=True)
 

The vertices are labelled with LMFDB labels.