Properties

Label 87120.fr
Number of curves $2$
Conductor $87120$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("fr1")
 
E.isogeny_class()
 

Elliptic curves in class 87120.fr

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
87120.fr1 87120ga1 \([0, 0, 0, -957, -11869]\) \(-68679424/3375\) \(-4763286000\) \([]\) \(41472\) \(0.61857\) \(\Gamma_0(N)\)-optimal
87120.fr2 87120ga2 \([0, 0, 0, 4983, -28501]\) \(9695350016/5859375\) \(-8269593750000\) \([]\) \(124416\) \(1.1679\)  

Rank

sage: E.rank()
 

The elliptic curves in class 87120.fr have rank \(1\).

Complex multiplication

The elliptic curves in class 87120.fr do not have complex multiplication.

Modular form 87120.2.a.fr

sage: E.q_eigenform(10)
 
\(q + q^{5} + 2 q^{7} + 4 q^{13} - 3 q^{17} - 4 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rr} 1 & 3 \\ 3 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.