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SageMath
E = EllipticCurve("r1")
E.isogeny_class()
Elliptic curves in class 455175r
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
455175.r2 | 455175r1 | \([0, 0, 1, 108375, 19191406]\) | \(4096/7\) | \(-240574247279296875\) | \([]\) | \(5280000\) | \(2.0201\) | \(\Gamma_0(N)\)-optimal |
455175.r1 | 455175r2 | \([0, 0, 1, -9645375, -11587771094]\) | \(-2887553024/16807\) | \(-577618767717591796875\) | \([]\) | \(26400000\) | \(2.8248\) |
Rank
sage: E.rank()
The elliptic curves in class 455175r have rank \(0\).
Complex multiplication
The elliptic curves in class 455175r do not have complex multiplication.Modular form 455175.2.a.r
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.
\(\left(\begin{array}{rr} 1 & 5 \\ 5 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.