Show commands:
SageMath
E = EllipticCurve("o1")
E.isogeny_class()
Elliptic curves in class 2448o
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
2448.o4 | 2448o1 | \([0, 0, 0, -99, 162]\) | \(35937/17\) | \(50761728\) | \([2]\) | \(512\) | \(0.17267\) | \(\Gamma_0(N)\)-optimal |
2448.o2 | 2448o2 | \([0, 0, 0, -819, -8910]\) | \(20346417/289\) | \(862949376\) | \([2, 2]\) | \(1024\) | \(0.51924\) | |
2448.o1 | 2448o3 | \([0, 0, 0, -13059, -574398]\) | \(82483294977/17\) | \(50761728\) | \([2]\) | \(2048\) | \(0.86582\) | |
2448.o3 | 2448o4 | \([0, 0, 0, -99, -24030]\) | \(-35937/83521\) | \(-249392369664\) | \([2]\) | \(2048\) | \(0.86582\) |
Rank
sage: E.rank()
The elliptic curves in class 2448o have rank \(1\).
Complex multiplication
The elliptic curves in class 2448o do not have complex multiplication.Modular form 2448.2.a.o
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 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.