Properties

Label 89232u
Number of curves $4$
Conductor $89232$
CM no
Rank $1$
Graph

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Show commands: SageMath
E = EllipticCurve("u1")
 
E.isogeny_class()
 

Elliptic curves in class 89232u

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
89232.bo3 89232u1 \([0, 1, 0, -2084, 34620]\) \(810448/33\) \(40776882432\) \([2]\) \(73728\) \(0.80174\) \(\Gamma_0(N)\)-optimal
89232.bo2 89232u2 \([0, 1, 0, -5464, -110044]\) \(3650692/1089\) \(5382548481024\) \([2, 2]\) \(147456\) \(1.1483\)  
89232.bo4 89232u3 \([0, 1, 0, 14816, -718444]\) \(36382894/43923\) \(-434192244135936\) \([2]\) \(294912\) \(1.4949\)  
89232.bo1 89232u4 \([0, 1, 0, -79824, -8706060]\) \(5690357426/891\) \(8807806605312\) \([2]\) \(294912\) \(1.4949\)  

Rank

sage: E.rank()
 

The elliptic curves in class 89232u have rank \(1\).

Complex multiplication

The elliptic curves in class 89232u do not have complex multiplication.

Modular form 89232.2.a.u

sage: E.q_eigenform(10)
 
\(q + q^{3} - 2 q^{5} + q^{9} + q^{11} - 2 q^{15} + 6 q^{17} + O(q^{20})\) 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 Cremona numbering.

\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with Cremona labels.