Properties

Label 880.e
Number of curves $2$
Conductor $880$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("e1")
 
E.isogeny_class()
 

Elliptic curves in class 880.e

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
880.e1 880a2 \([0, 0, 0, -23, 38]\) \(5256144/605\) \(154880\) \([2]\) \(64\) \(-0.27207\)  
880.e2 880a1 \([0, 0, 0, 2, 3]\) \(55296/275\) \(-4400\) \([2]\) \(32\) \(-0.61864\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 880.e have rank \(1\).

Complex multiplication

The elliptic curves in class 880.e do not have complex multiplication.

Modular form 880.2.a.e

sage: E.q_eigenform(10)
 
\(q - q^{5} + 2 q^{7} - 3 q^{9} - q^{11} - 4 q^{13} - 4 q^{17} + O(q^{20})\) 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.

\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.