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SageMath
E = EllipticCurve("br1")
E.isogeny_class()
Elliptic curves in class 154800.br
sage: E.isogeny_class().curves
| LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
|---|---|---|---|---|---|---|---|---|
| 154800.br1 | 154800bw2 | \([0, 0, 0, -855075, -294614750]\) | \(1481933914201/53916840\) | \(2515544087040000000\) | \([2]\) | \(2654208\) | \(2.3005\) | |
| 154800.br2 | 154800bw1 | \([0, 0, 0, -135075, 12825250]\) | \(5841725401/1857600\) | \(86668185600000000\) | \([2]\) | \(1327104\) | \(1.9539\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 154800.br have rank \(1\).
Complex multiplication
The elliptic curves in class 154800.br do not have complex multiplication.Modular form 154800.2.a.br
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.
