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SageMath
E = EllipticCurve("u1")
E.isogeny_class()
Elliptic curves in class 70602u
sage: E.isogeny_class().curves
LMFDB label | Cremona label | Weierstrass coefficients | j-invariant | Discriminant | Torsion structure | Modular degree | Faltings height | Optimality |
---|---|---|---|---|---|---|---|---|
70602.w4 | 70602u1 | \([1, 1, 1, -171497, 32769479]\) | \(-117433042273/30128112\) | \(-143111672584522992\) | \([2]\) | \(860160\) | \(2.0092\) | \(\Gamma_0(N)\)-optimal |
70602.w3 | 70602u2 | \([1, 1, 1, -2894717, 1894362671]\) | \(564727473247393/26687556\) | \(126768672937524996\) | \([2, 2]\) | \(1720320\) | \(2.3558\) | |
70602.w2 | 70602u3 | \([1, 1, 1, -3046007, 1685158859]\) | \(657980877056833/122123738898\) | \(580100490066166466418\) | \([2]\) | \(3440640\) | \(2.7023\) | |
70602.w1 | 70602u4 | \([1, 1, 1, -46314947, 121299995171]\) | \(2313045024604457473/5166\) | \(24539038509006\) | \([2]\) | \(3440640\) | \(2.7023\) |
Rank
sage: E.rank()
The elliptic curves in class 70602u have rank \(1\).
Complex multiplication
The elliptic curves in class 70602u do not have complex multiplication.Modular form 70602.2.a.u
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.
\(\left(\begin{array}{rrrr} 1 & 2 & 4 & 4 \\ 2 & 1 & 2 & 2 \\ 4 & 2 & 1 & 4 \\ 4 & 2 & 4 & 1 \end{array}\right)\)
Isogeny graph
sage: E.isogeny_graph().plot(edge_labels=True)
The vertices are labelled with Cremona labels.