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SageMath
E = EllipticCurve("bk1")
E.isogeny_class()
Elliptic curves in class 416025.bk
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
416025.bk1 | 416025bk2 | \([1, -1, 0, -34400067, -77381215534]\) | \(2315685267/9245\) | \(17973347348751600234375\) | \([2]\) | \(34062336\) | \(3.1270\) | |
416025.bk2 | 416025bk1 | \([1, -1, 0, -3198192, 93040091]\) | \(1860867/1075\) | \(2089924110319953515625\) | \([2]\) | \(17031168\) | \(2.7805\) | \(\Gamma_0(N)\)-optimal* |
Rank
sage: E.rank()
The elliptic curves in class 416025.bk have rank \(0\).
Complex multiplication
The elliptic curves in class 416025.bk do not have complex multiplication.Modular form 416025.2.a.bk
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.
\(\left(\begin{array}{rr} 1 & 2 \\ 2 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.