On the \(\mathbb{Q}\)-curves associated to rational points of curves which are quotients of \(X_0(N)\) (Q2763795)

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scientific article; zbMATH DE number 1693182
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On the \(\mathbb{Q}\)-curves associated to rational points of curves which are quotients of \(X_0(N)\)
scientific article; zbMATH DE number 1693182

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    7 May 2002
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    modular curves
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    elliptic curves
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    rational points
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    On the \(\mathbb{Q}\)-curves associated to rational points of curves which are quotients of \(X_0(N)\) (English)
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    The author presents a method that parametrizes the \(\mathbb{Q}\)-curves attached to non cusp rational points on curves of genus at most 1 that are quotients of modular curves \(X_0(N)\) by proper subgroups of the group of Atkin-Lehner involutions, for \(N\) squarefree.
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