Show commands:
SageMath
E = EllipticCurve("a1")
E.isogeny_class()
Elliptic curves in class 35574.a
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
35574.a1 | 35574o4 | \([1, 1, 0, -238624586, 1418699640450]\) | \(7209828390823479793/49509306\) | \(10318847393074608234\) | \([2]\) | \(4423680\) | \(3.2481\) | |
35574.a2 | 35574o3 | \([1, 1, 0, -20793126, 3095418726]\) | \(4770223741048753/2740574865798\) | \(571197136341710922296022\) | \([2]\) | \(4423680\) | \(3.2481\) | |
35574.a3 | 35574o2 | \([1, 1, 0, -14923416, 22133236140]\) | \(1763535241378513/4612311396\) | \(961308918865938194244\) | \([2, 2]\) | \(2211840\) | \(2.9016\) | |
35574.a4 | 35574o1 | \([1, 1, 0, -575236, 613835776]\) | \(-100999381393/723148272\) | \(-150720284007487556208\) | \([2]\) | \(1105920\) | \(2.5550\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 35574.a have rank \(1\).
Complex multiplication
The elliptic curves in class 35574.a do not have complex multiplication.Modular form 35574.2.a.a
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.