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SageMath
E = EllipticCurve("u1")
E.isogeny_class()
Elliptic curves in class 11270u
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
11270.r4 | 11270u1 | \([1, 1, 1, -90210, -10421713]\) | \(690080604747409/3406760000\) | \(400801907240000\) | \([2]\) | \(119808\) | \(1.6497\) | \(\Gamma_0(N)\)-optimal |
11270.r3 | 11270u2 | \([1, 1, 1, -139210, 2083087]\) | \(2535986675931409/1450751712200\) | \(170679488188617800\) | \([2]\) | \(239616\) | \(1.9963\) | |
11270.r2 | 11270u3 | \([1, 1, 1, -518470, 135980095]\) | \(131010595463836369/7704101562500\) | \(906379844726562500\) | \([2]\) | \(359424\) | \(2.1990\) | |
11270.r1 | 11270u4 | \([1, 1, 1, -8174720, 8992730095]\) | \(513516182162686336369/1944885031250\) | \(228813779041531250\) | \([2]\) | \(718848\) | \(2.5456\) |
Rank
sage: E.rank()
The elliptic curves in class 11270u have rank \(1\).
Complex multiplication
The elliptic curves in class 11270u do not have complex multiplication.Modular form 11270.2.a.u
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.
\(\left(\begin{array}{rrrr} 1 & 2 & 3 & 6 \\ 2 & 1 & 6 & 3 \\ 3 & 6 & 1 & 2 \\ 6 & 3 & 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.