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SageMath
E = EllipticCurve("hk1")
E.isogeny_class()
Elliptic curves in class 458640hk
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
458640.hk1 | 458640hk1 | \([0, 0, 0, -210063, -34277362]\) | \(46689225424/3901625\) | \(85664573912736000\) | \([2]\) | \(5308416\) | \(1.9910\) | \(\Gamma_0(N)\)-optimal |
458640.hk2 | 458640hk2 | \([0, 0, 0, 222117, -157102918]\) | \(13799183324/129390625\) | \(-11363667968016000000\) | \([2]\) | \(10616832\) | \(2.3376\) |
Rank
sage: E.rank()
The elliptic curves in class 458640hk have rank \(0\).
Complex multiplication
The elliptic curves in class 458640hk do not have complex multiplication.Modular form 458640.2.a.hk
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.