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SageMath
E = EllipticCurve("o1")
E.isogeny_class()
Elliptic curves in class 140679.o
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
140679.o1 | 140679i3 | \([1, -1, 1, -5258714, 4642886000]\) | \(187519537050946633/1186707753\) | \(101779320735436113\) | \([2]\) | \(2359296\) | \(2.4487\) | |
140679.o2 | 140679i2 | \([1, -1, 1, -334949, 69693068]\) | \(48455467135993/3635004681\) | \(311760251306212401\) | \([2, 2]\) | \(1179648\) | \(2.1021\) | |
140679.o3 | 140679i1 | \([1, -1, 1, -68144, -5545942]\) | \(408023180713/80247321\) | \(6882501442811841\) | \([2]\) | \(589824\) | \(1.7556\) | \(\Gamma_0(N)\)-optimal |
140679.o4 | 140679i4 | \([1, -1, 1, 319936, 308595116]\) | \(42227808999767/504359959257\) | \(-43256997293190932097\) | \([2]\) | \(2359296\) | \(2.4487\) |
Rank
sage: E.rank()
The elliptic curves in class 140679.o have rank \(1\).
Complex multiplication
The elliptic curves in class 140679.o do not have complex multiplication.Modular form 140679.2.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 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.