Properties

Label 82800cm
Number of curves $4$
Conductor $82800$
CM no
Rank $0$
Graph

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Show commands: SageMath
E = EllipticCurve("cm1")
 
E.isogeny_class()
 

Elliptic curves in class 82800cm

sage: E.isogeny_class().curves
 
LMFDB label Cremona label Weierstrass coefficients j-invariant Discriminant Torsion structure Modular degree Faltings height Optimality
82800.m4 82800cm1 \([0, 0, 0, -276675, -11090750]\) \(1355469437763/753664000\) \(1302331392000000000\) \([2]\) \(995328\) \(2.1663\) \(\Gamma_0(N)\)-optimal
82800.m3 82800cm2 \([0, 0, 0, -3348675, -2355026750]\) \(2403250125069123/4232000000\) \(7312896000000000000\) \([2]\) \(1990656\) \(2.5128\)  
82800.m2 82800cm3 \([0, 0, 0, -13716675, 19553069250]\) \(226568219476347/3893440\) \(4904613089280000000\) \([2]\) \(2985984\) \(2.7156\)  
82800.m1 82800cm4 \([0, 0, 0, -14148675, 18255773250]\) \(248656466619387/29607177800\) \(37296517160793600000000\) \([2]\) \(5971968\) \(3.0621\)  

Rank

sage: E.rank()
 

The elliptic curves in class 82800cm have rank \(0\).

Complex multiplication

The elliptic curves in class 82800cm do not have complex multiplication.

Modular form 82800.2.a.cm

sage: E.q_eigenform(10)
 
\(q - 4 q^{7} + 4 q^{13} + 4 q^{19} + O(q^{20})\) 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.