Properties

Label 13475.c
Number of curves $4$
Conductor $13475$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("c1")
 
E.isogeny_class()
 

Elliptic curves in class 13475.c

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
13475.c1 13475e3 \([1, -1, 1, -72505, -7494378]\) \(22930509321/6875\) \(12638076171875\) \([2]\) \(36864\) \(1.4920\)  
13475.c2 13475e4 \([1, -1, 1, -35755, 2550622]\) \(2749884201/73205\) \(134570235078125\) \([2]\) \(36864\) \(1.4920\)  
13475.c3 13475e2 \([1, -1, 1, -5130, -83128]\) \(8120601/3025\) \(5560753515625\) \([2, 2]\) \(18432\) \(1.1454\)  
13475.c4 13475e1 \([1, -1, 1, 995, -9628]\) \(59319/55\) \(-101104609375\) \([2]\) \(9216\) \(0.79886\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 13475.c have rank \(0\).

Complex multiplication

The elliptic curves in class 13475.c do not have complex multiplication.

Modular form 13475.2.a.c

sage: E.q_eigenform(10)
 
\(q - q^{2} - q^{4} + 3 q^{8} - 3 q^{9} - q^{11} + 2 q^{13} - q^{16} + 6 q^{17} + 3 q^{18} + 4 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rrrr} 1 & 4 & 2 & 4 \\ 4 & 1 & 2 & 4 \\ 2 & 2 & 1 & 2 \\ 4 & 4 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.