Properties

Label 1310.c
Number of curves $2$
Conductor $1310$
CM no
Rank $0$
Graph

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

Elliptic curves in class 1310.c

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
1310.c1 1310c1 \([1, 1, 1, -95, 357]\) \(-94881210481/13100000\) \(-13100000\) \([5]\) \(260\) \(0.097390\) \(\Gamma_0(N)\)-optimal
1310.c2 1310c2 \([1, 1, 1, -45, -29903]\) \(-10091699281/385794896510\) \(-385794896510\) \([]\) \(1300\) \(0.90211\)  

Rank

sage: E.rank()
 

The elliptic curves in class 1310.c have rank \(0\).

Complex multiplication

The elliptic curves in class 1310.c do not have complex multiplication.

Modular form 1310.2.a.c

sage: E.q_eigenform(10)
 
\(q + q^{2} - q^{3} + q^{4} + q^{5} - q^{6} - 2 q^{7} + q^{8} - 2 q^{9} + q^{10} + 2 q^{11} - q^{12} - q^{13} - 2 q^{14} - q^{15} + q^{16} + 3 q^{17} - 2 q^{18} + 5 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.