Properties

Label 9450.ck
Number of curves $2$
Conductor $9450$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("ck1")
 
E.isogeny_class()
 

Elliptic curves in class 9450.ck

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
9450.ck1 9450ca2 \([1, -1, 1, -19805, 1075947]\) \(362010675/686\) \(1627910156250\) \([]\) \(25920\) \(1.2330\)  
9450.ck2 9450ca1 \([1, -1, 1, -1055, -11553]\) \(492075/56\) \(14765625000\) \([]\) \(8640\) \(0.68370\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 9450.ck have rank \(0\).

Complex multiplication

The elliptic curves in class 9450.ck do not have complex multiplication.

Modular form 9450.2.a.ck

sage: E.q_eigenform(10)
 
\(q + q^{2} + q^{4} - q^{7} + q^{8} - 5 q^{13} - q^{14} + q^{16} - 3 q^{17} - q^{19} + O(q^{20})\) 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.