Abstract
We show how to transport descent obstructions from the category of covers to the category of varieties. We deduce examples of curves having as field of moduli, that admit models over every completion of , but have no model over .
Citation
Jean-Marc Couveignes. Emmanuel Hallouin. "Global descent obstructions for varieties." Algebra Number Theory 5 (4) 431 - 463, 2011. https://doi.org/10.2140/ant.2011.5.431
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