Properties

Label 39600.i
Number of curves $2$
Conductor $39600$
CM no
Rank $2$
Graph

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Show commands: SageMath
E = EllipticCurve("i1")
 
E.isogeny_class()
 

Elliptic curves in class 39600.i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
39600.i1 39600bu2 \([0, 0, 0, -795, -6950]\) \(595508/121\) \(11290752000\) \([2]\) \(30720\) \(0.64462\)  
39600.i2 39600bu1 \([0, 0, 0, 105, -650]\) \(5488/11\) \(-256608000\) \([2]\) \(15360\) \(0.29804\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 39600.i have rank \(2\).

Complex multiplication

The elliptic curves in class 39600.i do not have complex multiplication.

Modular form 39600.2.a.i

sage: E.q_eigenform(10)
 
\(q - 4 q^{7} + q^{11} - 6 q^{13} - 2 q^{17} - 4 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.