Properties

Label 32340.bk
Number of curves $2$
Conductor $32340$
CM no
Rank $1$
Graph

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Show commands: SageMath
sage: E = EllipticCurve("bk1")
 
sage: E.isogeny_class()
 

Elliptic curves in class 32340.bk

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
32340.bk1 32340bl2 \([0, 1, 0, -19420, 1034900]\) \(26894628304/9075\) \(273322156800\) \([2]\) \(69120\) \(1.1666\)  
32340.bk2 32340bl1 \([0, 1, 0, -1045, 20600]\) \(-67108864/61875\) \(-116472510000\) \([2]\) \(34560\) \(0.82005\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 32340.bk have rank \(1\).

Complex multiplication

The elliptic curves in class 32340.bk do not have complex multiplication.

Modular form 32340.2.a.bk

sage: E.q_eigenform(10)
 
\(q + q^{3} + q^{5} + q^{9} - q^{11} - 2q^{13} + q^{15} - 8q^{17} + 2q^{19} + O(q^{20})\)  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.