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SageMath
E = EllipticCurve("a1")
E.isogeny_class()
Elliptic curves in class 46529.a
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
46529.a1 | 46529d4 | \([1, -1, 1, -35746, 2609602]\) | \(209267191953/55223\) | \(1332948972887\) | \([2]\) | \(102400\) | \(1.3110\) | |
46529.a2 | 46529d2 | \([1, -1, 1, -2511, 30566]\) | \(72511713/25921\) | \(625669926049\) | \([2, 2]\) | \(51200\) | \(0.96440\) | |
46529.a3 | 46529d1 | \([1, -1, 1, -1066, -12784]\) | \(5545233/161\) | \(3886148609\) | \([2]\) | \(25600\) | \(0.61783\) | \(\Gamma_0(N)\)-optimal |
46529.a4 | 46529d3 | \([1, -1, 1, 7604, 208590]\) | \(2014698447/1958887\) | \(-47282770125703\) | \([2]\) | \(102400\) | \(1.3110\) |
Rank
sage: E.rank()
The elliptic curves in class 46529.a have rank \(0\).
Complex multiplication
The elliptic curves in class 46529.a do not have complex multiplication.Modular form 46529.2.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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.