Show commands:
SageMath
E = EllipticCurve("cx1")
E.isogeny_class()
Elliptic curves in class 151725.cx
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
151725.cx1 | 151725cj3 | \([1, 0, 1, -12181501, 16362653273]\) | \(530044731605089/26309115\) | \(9922469978772421875\) | \([2]\) | \(7077888\) | \(2.7165\) | |
151725.cx2 | 151725cj4 | \([1, 0, 1, -3872751, -2727241727]\) | \(17032120495489/1339001685\) | \(505003836918808828125\) | \([2]\) | \(7077888\) | \(2.7165\) | |
151725.cx3 | 151725cj2 | \([1, 0, 1, -802126, 226699523]\) | \(151334226289/28676025\) | \(10815148938800390625\) | \([2, 2]\) | \(3538944\) | \(2.3699\) | |
151725.cx4 | 151725cj1 | \([1, 0, 1, 100999, 20787023]\) | \(302111711/669375\) | \(-252454457021484375\) | \([2]\) | \(1769472\) | \(2.0233\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 151725.cx have rank \(1\).
Complex multiplication
The elliptic curves in class 151725.cx do not have complex multiplication.Modular form 151725.2.a.cx
sage: E.q_eigenform(10)
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.