Properties

Label 73920.ed
Number of curves $2$
Conductor $73920$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("ed1")
 
E.isogeny_class()
 

Elliptic curves in class 73920.ed

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
73920.ed1 73920bw2 \([0, -1, 0, -3365, -74025]\) \(-65860951343104/3493875\) \(-223608000\) \([]\) \(62208\) \(0.66992\)  
73920.ed2 73920bw1 \([0, -1, 0, -5, -273]\) \(-262144/509355\) \(-32598720\) \([]\) \(20736\) \(0.12062\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 73920.ed have rank \(0\).

Complex multiplication

The elliptic curves in class 73920.ed do not have complex multiplication.

Modular form 73920.2.a.ed

sage: E.q_eigenform(10)
 
\(q - q^{3} + q^{5} + q^{7} + q^{9} + q^{11} + 4 q^{13} - q^{15} + 3 q^{17} + q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.