Properties

Label 210210cc
Number of curves $4$
Conductor $210210$
CM no
Rank $2$
Graph

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Show commands: SageMath
E = EllipticCurve("cc1")
 
E.isogeny_class()
 

Elliptic curves in class 210210cc

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
210210.di4 210210cc1 \([1, 1, 1, 53605, 10336745]\) \(144794100308831/474439680000\) \(-55817353912320000\) \([2]\) \(2359296\) \(1.8965\) \(\Gamma_0(N)\)-optimal
210210.di3 210210cc2 \([1, 1, 1, -510875, 121200617]\) \(125337052492018849/18404100000000\) \(2165223960900000000\) \([2, 2]\) \(4718592\) \(2.2431\)  
210210.di1 210210cc3 \([1, 1, 1, -7860875, 8479620617]\) \(456612868287073618849/12544848030000\) \(1475888825881470000\) \([2]\) \(9437184\) \(2.5897\)  
210210.di2 210210cc4 \([1, 1, 1, -2192555, -1130641975]\) \(9908022260084596129/1047363281250000\) \(123221242675781250000\) \([2]\) \(9437184\) \(2.5897\)  

Rank

sage: E.rank()
 

The elliptic curves in class 210210cc have rank \(2\).

Complex multiplication

The elliptic curves in class 210210cc do not have complex multiplication.

Modular form 210210.2.a.cc

sage: E.q_eigenform(10)
 
\(q + q^{2} - q^{3} + q^{4} + q^{5} - q^{6} + q^{8} + q^{9} + q^{10} - q^{11} - q^{12} - q^{13} - q^{15} + q^{16} - 6 q^{17} + q^{18} - 4 q^{19} + O(q^{20})\) 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.

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

Isogeny graph

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

The vertices are labelled with Cremona labels.