Properties

Label 99.d
Number of curves $3$
Conductor $99$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("d1")
 
E.isogeny_class()
 

Elliptic curves in class 99.d

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
99.d1 99d3 \([0, 0, 1, -70383, 7187035]\) \(-52893159101157376/11\) \(-8019\) \([]\) \(150\) \(1.0460\)  
99.d2 99d2 \([0, 0, 1, -93, 625]\) \(-122023936/161051\) \(-117406179\) \([]\) \(30\) \(0.24130\)  
99.d3 99d1 \([0, 0, 1, -3, -5]\) \(-4096/11\) \(-8019\) \([]\) \(6\) \(-0.56342\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 99.d have rank \(0\).

Complex multiplication

The elliptic curves in class 99.d do not have complex multiplication.

Modular form 99.2.a.d

sage: E.q_eigenform(10)
 
\(q + 2 q^{2} + 2 q^{4} - q^{5} - 2 q^{7} - 2 q^{10} - q^{11} + 4 q^{13} - 4 q^{14} - 4 q^{16} + 2 q^{17} + O(q^{20})\) 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.

\(\left(\begin{array}{rrr} 1 & 5 & 25 \\ 5 & 1 & 5 \\ 25 & 5 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.