Properties

Label 101430bj
Number of curves $4$
Conductor $101430$
CM no
Rank $2$
Graph

Related objects

Downloads

Learn more

Show commands: SageMath
E = EllipticCurve("bj1")
 
E.isogeny_class()
 

Elliptic curves in class 101430bj

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
101430.p3 101430bj1 \([1, -1, 0, -66600, 6439936]\) \(380920459249/12622400\) \(1082574285710400\) \([2]\) \(663552\) \(1.6579\) \(\Gamma_0(N)\)-optimal
101430.p4 101430bj2 \([1, -1, 0, 21600, 22192456]\) \(12994449551/2489452840\) \(-213510713499233640\) \([2]\) \(1327104\) \(2.0044\)  
101430.p1 101430bj3 \([1, -1, 0, -745740, -245545700]\) \(534774372149809/5323062500\) \(456538422465562500\) \([2]\) \(1990656\) \(2.2072\)  
101430.p2 101430bj4 \([1, -1, 0, -194490, -600881450]\) \(-9486391169809/1813439640250\) \(-155531683611877970250\) \([2]\) \(3981312\) \(2.5538\)  

Rank

sage: E.rank()
 

The elliptic curves in class 101430bj have rank \(2\).

Complex multiplication

The elliptic curves in class 101430bj do not have complex multiplication.

Modular form 101430.2.a.bj

sage: E.q_eigenform(10)
 
\(q - q^{2} + q^{4} - q^{5} - q^{8} + q^{10} - 2 q^{13} + q^{16} - 6 q^{17} + 4 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rrrr} 1 & 2 & 3 & 6 \\ 2 & 1 & 6 & 3 \\ 3 & 6 & 1 & 2 \\ 6 & 3 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with Cremona labels.