Rationalit\'e d'un fibr\'e en coniques
classification
🧮 math.AG
keywords
bundleconicrationalarxivaskedbirationalcampanacertain
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F. Campana had asked whether a certain threefold is rational. In arXiv:1310.3569v1 [mathAG], this variety was shown to be birational to a specific conic bundle and then to be unirational. We prove that this conic bundle is rational.
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