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SageMath
E = EllipticCurve("bz1")
E.isogeny_class()
Elliptic curves in class 4800.bz
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
4800.bz1 | 4800cd7 | \([0, 1, 0, -3456033, 2471796063]\) | \(1114544804970241/405\) | \(1658880000000\) | \([2]\) | \(49152\) | \(2.1353\) | |
4800.bz2 | 4800cd5 | \([0, 1, 0, -216033, 38556063]\) | \(272223782641/164025\) | \(671846400000000\) | \([2, 2]\) | \(24576\) | \(1.7887\) | |
4800.bz3 | 4800cd8 | \([0, 1, 0, -176033, 53316063]\) | \(-147281603041/215233605\) | \(-881596846080000000\) | \([2]\) | \(49152\) | \(2.1353\) | |
4800.bz4 | 4800cd3 | \([0, 1, 0, -128033, -17675937]\) | \(56667352321/15\) | \(61440000000\) | \([2]\) | \(12288\) | \(1.4422\) | |
4800.bz5 | 4800cd4 | \([0, 1, 0, -16033, 356063]\) | \(111284641/50625\) | \(207360000000000\) | \([2, 2]\) | \(12288\) | \(1.4422\) | |
4800.bz6 | 4800cd2 | \([0, 1, 0, -8033, -275937]\) | \(13997521/225\) | \(921600000000\) | \([2, 2]\) | \(6144\) | \(1.0956\) | |
4800.bz7 | 4800cd1 | \([0, 1, 0, -33, -11937]\) | \(-1/15\) | \(-61440000000\) | \([2]\) | \(3072\) | \(0.74901\) | \(\Gamma_0(N)\)-optimal |
4800.bz8 | 4800cd6 | \([0, 1, 0, 55967, 2732063]\) | \(4733169839/3515625\) | \(-14400000000000000\) | \([2]\) | \(24576\) | \(1.7887\) |
Rank
sage: E.rank()
The elliptic curves in class 4800.bz have rank \(1\).
Complex multiplication
The elliptic curves in class 4800.bz do not have complex multiplication.Modular form 4800.2.a.bz
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 LMFDB numbering.
\(\left(\begin{array}{rrrrrrrr} 1 & 2 & 4 & 16 & 4 & 8 & 16 & 8 \\ 2 & 1 & 2 & 8 & 2 & 4 & 8 & 4 \\ 4 & 2 & 1 & 16 & 4 & 8 & 16 & 8 \\ 16 & 8 & 16 & 1 & 4 & 2 & 4 & 8 \\ 4 & 2 & 4 & 4 & 1 & 2 & 4 & 2 \\ 8 & 4 & 8 & 2 & 2 & 1 & 2 & 4 \\ 16 & 8 & 16 & 4 & 4 & 2 & 1 & 8 \\ 8 & 4 & 8 & 8 & 2 & 4 & 8 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.