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SageMath
E = EllipticCurve("r1")
E.isogeny_class()
Elliptic curves in class 37485r
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
37485.bc4 | 37485r1 | \([1, -1, 0, -79830, -19709649]\) | \(-656008386769/1581036975\) | \(-135599408503323975\) | \([2]\) | \(294912\) | \(1.9755\) | \(\Gamma_0(N)\)-optimal |
37485.bc3 | 37485r2 | \([1, -1, 0, -1687275, -842400000]\) | \(6193921595708449/6452105625\) | \(553372071738530625\) | \([2, 2]\) | \(589824\) | \(2.3221\) | |
37485.bc2 | 37485r3 | \([1, -1, 0, -2104020, -394065729]\) | \(12010404962647729/6166198828125\) | \(528850954803026953125\) | \([2]\) | \(1179648\) | \(2.6686\) | |
37485.bc1 | 37485r4 | \([1, -1, 0, -26989650, -53962206075]\) | \(25351269426118370449/27551475\) | \(2362983138578475\) | \([2]\) | \(1179648\) | \(2.6686\) |
Rank
sage: E.rank()
The elliptic curves in class 37485r have rank \(1\).
Complex multiplication
The elliptic curves in class 37485r do not have complex multiplication.Modular form 37485.2.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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.