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SageMath
E = EllipticCurve("e1")
E.isogeny_class()
Elliptic curves in class 257400.e
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
257400.e1 | 257400e3 | \([0, 0, 0, -15694275, 23930900750]\) | \(36652193922790372/93308787\) | \(1088353691568000000\) | \([2]\) | \(11010048\) | \(2.6985\) | |
257400.e2 | 257400e2 | \([0, 0, 0, -992775, 364396250]\) | \(37109806448848/1803785841\) | \(5259839512356000000\) | \([2, 2]\) | \(5505024\) | \(2.3519\) | |
257400.e3 | 257400e1 | \([0, 0, 0, -172650, -20242375]\) | \(3122884507648/835956693\) | \(152353107299250000\) | \([2]\) | \(2752512\) | \(2.0054\) | \(\Gamma_0(N)\)-optimal |
257400.e4 | 257400e4 | \([0, 0, 0, 586725, 1414763750]\) | \(1915049403068/75239967231\) | \(-877598977782384000000\) | \([2]\) | \(11010048\) | \(2.6985\) |
Rank
sage: E.rank()
The elliptic curves in class 257400.e have rank \(0\).
Complex multiplication
The elliptic curves in class 257400.e do not have complex multiplication.Modular form 257400.2.a.e
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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with LMFDB labels.