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SageMath
E = EllipticCurve("ck1")
E.isogeny_class()
Elliptic curves in class 54080ck
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
54080.m3 | 54080ck1 | \([0, 1, 0, -901, -7461]\) | \(16384/5\) | \(24713262080\) | \([2]\) | \(36864\) | \(0.69910\) | \(\Gamma_0(N)\)-optimal |
54080.m4 | 54080ck2 | \([0, 1, 0, 2479, -47345]\) | \(21296/25\) | \(-1977060966400\) | \([2]\) | \(73728\) | \(1.0457\) | |
54080.m1 | 54080ck3 | \([0, 1, 0, -27941, 1787995]\) | \(488095744/125\) | \(617831552000\) | \([2]\) | \(110592\) | \(1.2484\) | |
54080.m2 | 54080ck4 | \([0, 1, 0, -24561, 2240239]\) | \(-20720464/15625\) | \(-1235663104000000\) | \([2]\) | \(221184\) | \(1.5950\) |
Rank
sage: E.rank()
The elliptic curves in class 54080ck have rank \(2\).
Complex multiplication
The elliptic curves in class 54080ck do not have complex multiplication.Modular form 54080.2.a.ck
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.