Properties

Label 2112.i
Number of curves $4$
Conductor $2112$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("i1")
 
E.isogeny_class()
 

Elliptic curves in class 2112.i

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
2112.i1 2112e3 \([0, -1, 0, -5153, -140127]\) \(57736239625/255552\) \(66991423488\) \([2]\) \(2304\) \(0.92964\)  
2112.i2 2112e4 \([0, -1, 0, -2593, -281951]\) \(-7357983625/127552392\) \(-33437094248448\) \([2]\) \(4608\) \(1.2762\)  
2112.i3 2112e1 \([0, -1, 0, -353, 2529]\) \(18609625/1188\) \(311427072\) \([2]\) \(768\) \(0.38034\) \(\Gamma_0(N)\)-optimal
2112.i4 2112e2 \([0, -1, 0, 287, 10081]\) \(9938375/176418\) \(-46246920192\) \([2]\) \(1536\) \(0.72691\)  

Rank

sage: E.rank()
 

The elliptic curves in class 2112.i have rank \(0\).

Complex multiplication

The elliptic curves in class 2112.i do not have complex multiplication.

Modular form 2112.2.a.i

sage: E.q_eigenform(10)
 
\(q - q^{3} + 2 q^{7} + q^{9} + q^{11} + 4 q^{13} - 6 q^{17} + 4 q^{19} + O(q^{20})\) 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 LMFDB 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 LMFDB labels.