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SageMath
E = EllipticCurve("cl1")
E.isogeny_class()
Elliptic curves in class 174570cl
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
174570.t3 | 174570cl1 | \([1, 1, 0, -737172, 243305856]\) | \(299270638153369/1069200\) | \(158279972518800\) | \([2]\) | \(1971200\) | \(1.9426\) | \(\Gamma_0(N)\)-optimal |
174570.t2 | 174570cl2 | \([1, 1, 0, -747752, 235948524]\) | \(312341975961049/17862322500\) | \(2644264790892202500\) | \([2, 2]\) | \(3942400\) | \(2.2892\) | |
174570.t4 | 174570cl3 | \([1, 1, 0, 537718, 964295826]\) | \(116149984977671/2779502343750\) | \(-411466100434614843750\) | \([2]\) | \(7884800\) | \(2.6357\) | |
174570.t1 | 174570cl4 | \([1, 1, 0, -2202502, -963056426]\) | \(7981893677157049/1917731420550\) | \(283893075704352118950\) | \([2]\) | \(7884800\) | \(2.6357\) |
Rank
sage: E.rank()
The elliptic curves in class 174570cl have rank \(1\).
Complex multiplication
The elliptic curves in class 174570cl do not have complex multiplication.Modular form 174570.2.a.cl
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.