Properties

Label 56112.u
Number of curves $4$
Conductor $56112$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("u1")
 
E.isogeny_class()
 

Elliptic curves in class 56112.u

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
56112.u1 56112bc4 \([0, 1, 0, -3492944, 2511446676]\) \(1150638118585800835537/31752757008504\) \(130059292706832384\) \([4]\) \(1548288\) \(2.3870\)  
56112.u2 56112bc3 \([0, 1, 0, -975184, -335507308]\) \(25039399590518087377/2641281025170312\) \(10818687079097597952\) \([2]\) \(1548288\) \(2.3870\)  
56112.u3 56112bc2 \([0, 1, 0, -227024, 35879316]\) \(315922815546536017/46479778841664\) \(190381174135455744\) \([2, 2]\) \(774144\) \(2.0405\)  
56112.u4 56112bc1 \([0, 1, 0, 23856, 3064212]\) \(366554400441263/1197281046528\) \(-4904063166578688\) \([2]\) \(387072\) \(1.6939\) \(\Gamma_0(N)\)-optimal

Rank

sage: E.rank()
 

The elliptic curves in class 56112.u have rank \(0\).

Complex multiplication

The elliptic curves in class 56112.u do not have complex multiplication.

Modular form 56112.2.a.u

sage: E.q_eigenform(10)
 
\(q + q^{3} - 2 q^{5} - q^{7} + q^{9} + 4 q^{11} + 6 q^{13} - 2 q^{15} - 2 q^{17} + 4 q^{19} + O(q^{20})\) 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.

\(\left(\begin{array}{rrrr} 1 & 4 & 2 & 4 \\ 4 & 1 & 2 & 4 \\ 2 & 2 & 1 & 2 \\ 4 & 4 & 2 & 1 \end{array}\right)\)

Isogeny graph

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

The vertices are labelled with LMFDB labels.