Properties

Label 139230.o
Number of curves $2$
Conductor $139230$
CM no
Rank $2$
Graph

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Show commands: SageMath
E = EllipticCurve("o1")
 
E.isogeny_class()
 

Elliptic curves in class 139230.o

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
139230.o1 139230ek2 \([1, -1, 0, -14820, 608400]\) \(13332790119579867/1865238939200\) \(50361451358400\) \([2]\) \(491520\) \(1.3555\)  
139230.o2 139230ek1 \([1, -1, 0, 1500, 50256]\) \(13818816647973/49012920320\) \(-1323348848640\) \([2]\) \(245760\) \(1.0089\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 139230.o have rank \(2\).

Complex multiplication

The elliptic curves in class 139230.o do not have complex multiplication.

Modular form 139230.2.a.o

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