Properties

Label 439824o
Number of curves $2$
Conductor $439824$
CM no
Rank $1$
Graph

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

Elliptic curves in class 439824o

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
439824.o2 439824o1 \([0, -1, 0, -322841024, -2145948288000]\) \(7722211175253055152433/340131399900069888\) \(163906023697790247949565952\) \([2]\) \(140175360\) \(3.7932\) \(\Gamma_0(N)\)-optimal*
439824.o1 439824o2 \([0, -1, 0, -868755904, 7025858427904]\) \(150476552140919246594353/42832838728685592576\) \(20640729676149273726868783104\) \([2]\) \(280350720\) \(4.1398\) \(\Gamma_0(N)\)-optimal*
*optimality has not been determined rigorously for conductors over 400000. In this case the optimal curve is certainly one of the 2 curves highlighted, and conditionally curve 439824o1.

Rank

sage: E.rank()
 

The elliptic curves in class 439824o have rank \(1\).

Complex multiplication

The elliptic curves in class 439824o do not have complex multiplication.

Modular form 439824.2.a.o

sage: E.q_eigenform(10)
 
\(q - q^{3} - 2 q^{5} + q^{9} - q^{11} - 4 q^{13} + 2 q^{15} - q^{17} - 2 q^{19} + O(q^{20})\) 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 Cremona 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 Cremona labels.