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比利时vs摩洛哥足彩
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比利时vs摩洛哥足彩
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university of california san diego
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old news in algebraic geometry
david stapleton
ucsd
koll\'ar's nonrational hypersurfaces
abstract:
we will discuss a 1995 paper of koll\'ar, which showed via degeneration to characteristic 2 the nonrationality of many low degree hypersurfaces in projective space.
january 22, 2018
1:00 pm
ap&m 7321
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