Properties

Label 28314.y
Number of curves $2$
Conductor $28314$
CM no
Rank $1$
Graph

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

Elliptic curves in class 28314.y

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
28314.y1 28314f2 \([1, -1, 0, -68811, 6960905]\) \(1033364331/676\) \(23571873370188\) \([2]\) \(122880\) \(1.5056\)  
28314.y2 28314f1 \([1, -1, 0, -3471, 152477]\) \(-132651/208\) \(-7252884113904\) \([2]\) \(61440\) \(1.1590\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 28314.y have rank \(1\).

Complex multiplication

The elliptic curves in class 28314.y do not have complex multiplication.

Modular form 28314.2.a.y

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{4} + 2 q^{5} + 2 q^{7} - q^{8} - 2 q^{10} + q^{13} - 2 q^{14} + q^{16} + 6 q^{19} + O(q^{20})\) 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.