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arXiv:1901.09846math.AG

On isogenies among certain abelian surfaces

Adrian Clingher, Andreas Malmendier, Tony Shaska

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Abstract

We construct a three-parameter family of non-hyperelliptic and bielliptic plane genus-three curves whose associated Prym variety is two-isogenous to the Jacobian variety of a general hyperelliptic genus-two curve. Our construction is based on the existence of special elliptic fibrations with the section on the associated Kummer surfaces that provide a simple geometric interpretation for the rational double cover induced by the two-isogeny between the abelian surfaces.

arXiv comments
33 pages; minor typos corrected in version 2
Journal reference
Michigan Math. J. 71 (2022), 227-269
DOI
doi:10.1307/mmj/20195790
Subjects
math.AGAlgebraic Geometry

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    • Related, I feel we need to figure out a way to systematize information in scientific papers to make mining them for cross-cutting insights possible. I suspect there are lots of discoveries hiding in plain sight, if one knew which particular papers from which disciplines touch on…

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