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SageMath
E = EllipticCurve("b1")
E.isogeny_class()
Elliptic curves in class 8372b
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
8372.b2 | 8372b1 | \([0, 1, 0, 23, 0]\) | \(80494592/48139\) | \(-770224\) | \([2]\) | \(1248\) | \(-0.18117\) | \(\Gamma_0(N)\)-optimal |
8372.b1 | 8372b2 | \([0, 1, 0, -92, -92]\) | \(340062928/190463\) | \(48758528\) | \([2]\) | \(2496\) | \(0.16541\) |
Rank
sage: E.rank()
The elliptic curves in class 8372b have rank \(1\).
Complex multiplication
The elliptic curves in class 8372b do not have complex multiplication.Modular form 8372.2.a.b
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.