Properties

Label 46930.c
Number of curves $2$
Conductor $46930$
CM no
Rank $1$
Graph

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

Elliptic curves in class 46930.c

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
46930.c1 46930l1 \([1, 0, 1, -303609, 64355996]\) \(65787589563409/10400000\) \(489277162400000\) \([2]\) \(524160\) \(1.8292\) \(\Gamma_0(N)\)-optimal
46930.c2 46930l2 \([1, 0, 1, -274729, 77097852]\) \(-48743122863889/26406250000\) \(-1242305295156250000\) \([2]\) \(1048320\) \(2.1757\)  

Rank

sage: E.rank()
 

The elliptic curves in class 46930.c have rank \(1\).

Complex multiplication

The elliptic curves in class 46930.c do not have complex multiplication.

Modular form 46930.2.a.c

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

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

Isogeny graph

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

The vertices are labelled with LMFDB labels.