Properties

Label 42050.y
Number of curves $2$
Conductor $42050$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("y1")
 
E.isogeny_class()
 

Elliptic curves in class 42050.y

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
42050.y1 42050u2 \([1, 1, 1, -9566813, -11470566969]\) \(-10418796526321/82044596\) \(-762531860356614312500\) \([]\) \(2352000\) \(2.8355\)  
42050.y2 42050u1 \([1, 1, 1, 104687, 21698031]\) \(13651919/29696\) \(-275998020944000000\) \([]\) \(470400\) \(2.0308\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 42050.y have rank \(0\).

Complex multiplication

The elliptic curves in class 42050.y do not have complex multiplication.

Modular form 42050.2.a.y

sage: E.q_eigenform(10)
 
\(q + q^{2} - q^{3} + q^{4} - q^{6} + 2 q^{7} + q^{8} - 2 q^{9} + 3 q^{11} - q^{12} + q^{13} + 2 q^{14} + q^{16} + 8 q^{17} - 2 q^{18} + O(q^{20})\) 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 LMFDB numbering.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.