Properties

Label 1936.i
Number of curves $3$
Conductor $1936$
CM no
Rank $1$
Graph

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

Elliptic curves in class 1936.i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
1936.i1 1936g3 \([0, 1, 0, -15140165, -22679876749]\) \(-52893159101157376/11\) \(-79819452416\) \([]\) \(24000\) \(2.3888\)  
1936.i2 1936g2 \([0, 1, 0, -20005, -1979309]\) \(-122023936/161051\) \(-1168636602822656\) \([]\) \(4800\) \(1.5841\)  
1936.i3 1936g1 \([0, 1, 0, -645, 14771]\) \(-4096/11\) \(-79819452416\) \([]\) \(960\) \(0.77937\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 1936.i have rank \(1\).

Complex multiplication

The elliptic curves in class 1936.i do not have complex multiplication.

Modular form 1936.2.a.i

sage: E.q_eigenform(10)
 
\(q + q^{3} + q^{5} - 2 q^{7} - 2 q^{9} - 4 q^{13} + q^{15} + 2 q^{17} + O(q^{20})\) 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 LMFDB numbering.

\(\left(\begin{array}{rrr} 1 & 5 & 25 \\ 5 & 1 & 5 \\ 25 & 5 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.