Properties

Label 239343g
Number of curves $4$
Conductor $239343$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("g1")
 
E.isogeny_class()
 

Elliptic curves in class 239343g

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
239343.g3 239343g1 \([1, 0, 1, -435735, -109966211]\) \(194476894355953/1577509713\) \(74215334234142153\) \([2]\) \(2764800\) \(2.0641\) \(\Gamma_0(N)\)-optimal
239343.g2 239343g2 \([1, 0, 1, -740780, 63787421]\) \(955584307409473/515565644841\) \(24255239974877949921\) \([2, 2]\) \(5529600\) \(2.4107\)  
239343.g1 239343g3 \([1, 0, 1, -9211645, 10747242359]\) \(1837441904940946513/2571676151733\) \(120986770204968661773\) \([2]\) \(11059200\) \(2.7572\)  
239343.g4 239343g4 \([1, 0, 1, 2849365, 501785111]\) \(54380923886781647/33780306888549\) \(-1589224298022156516669\) \([2]\) \(11059200\) \(2.7572\)  

Rank

sage: E.rank()
 

The elliptic curves in class 239343g have rank \(0\).

Complex multiplication

The elliptic curves in class 239343g do not have complex multiplication.

Modular form 239343.2.a.g

sage: E.q_eigenform(10)
 
\(q + q^{2} + q^{3} - q^{4} + 2 q^{5} + q^{6} - 4 q^{7} - 3 q^{8} + q^{9} + 2 q^{10} - q^{12} - q^{13} - 4 q^{14} + 2 q^{15} - q^{16} + q^{17} + q^{18} + O(q^{20})\) 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.