Properties

Label 100023.c
Number of curves $2$
Conductor $100023$
CM no
Rank $2$
Graph

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

Elliptic curves in class 100023.c

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
100023.c1 100023b1 \([1, 0, 0, -343, -1312]\) \(4463599344625/1871530353\) \(1871530353\) \([2]\) \(43008\) \(0.47616\) \(\Gamma_0(N)\)-optimal
100023.c2 100023b2 \([1, 0, 0, 1142, -9331]\) \(164701765793375/133697843433\) \(-133697843433\) \([2]\) \(86016\) \(0.82273\)  

Rank

sage: E.rank()
 

The elliptic curves in class 100023.c have rank \(2\).

Complex multiplication

The elliptic curves in class 100023.c do not have complex multiplication.

Modular form 100023.2.a.c

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