Show commands:
SageMath
E = EllipticCurve("r1")
E.isogeny_class()
Elliptic curves in class 55470.r
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
55470.r1 | 55470t4 | \([1, 1, 1, -9582481, 9847709639]\) | \(15393836938735081/2275690697640\) | \(14385467087014527504360\) | \([2]\) | \(5322240\) | \(2.9764\) | |
55470.r2 | 55470t3 | \([1, 1, 1, -9212681, 10758748919]\) | \(13679527032530281/381633600\) | \(2412444537296846400\) | \([2]\) | \(2661120\) | \(2.6298\) | |
55470.r3 | 55470t2 | \([1, 1, 1, -2510056, -1530074881]\) | \(276670733768281/336980250\) | \(2130174500592782250\) | \([2]\) | \(1774080\) | \(2.4271\) | |
55470.r4 | 55470t1 | \([1, 1, 1, -198806, -10196881]\) | \(137467988281/72562500\) | \(458693906243062500\) | \([2]\) | \(887040\) | \(2.0805\) | \(\Gamma_0(N)\)-optimal |
Rank
sage: E.rank()
The elliptic curves in class 55470.r have rank \(1\).
Complex multiplication
The elliptic curves in class 55470.r do not have complex multiplication.Modular form 55470.2.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 LMFDB 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 LMFDB labels.