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SageMath
E = EllipticCurve("cq1")
E.isogeny_class()
Elliptic curves in class 30600cq
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
30600.c1 | 30600cq1 | \([0, 0, 0, -73290, -7636075]\) | \(29860725364736/3581577\) | \(5221939266000\) | \([2]\) | \(119808\) | \(1.4651\) | \(\Gamma_0(N)\)-optimal |
30600.c2 | 30600cq2 | \([0, 0, 0, -67215, -8954350]\) | \(-1439609866256/651714363\) | \(-15203192660064000\) | \([2]\) | \(239616\) | \(1.8117\) |
Rank
sage: E.rank()
The elliptic curves in class 30600cq have rank \(0\).
Complex multiplication
The elliptic curves in class 30600cq do not have complex multiplication.Modular form 30600.2.a.cq
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.