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Questions

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What is the definition of a sufficiently ample line bundle?

apr 3 at 15:41 Sándor Kovács 23.7k25273

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90
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Does negative semidefinite intersection matrix of bunch of curves implies zero intersection with other curves?

feb 14 at 1:19 Tom Graber 2412

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167
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Preliminaries to BPV’s compact complex surfaces

dec 26 at 16:04 quid 13.1k3151

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125
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When are the fibres numerically equivalent?

oct 20 at 3:29 Will Sawin 18.5k12448

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553
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Does there exist a non effective divisor with positive degree?

oct 25 at 5:32 Sándor Kovács 23.7k25273

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354
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What’s the meaning of pencils in birational geometry?

sep 8 at 17:32 Sándor Kovács 23.7k25273

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213
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Can a birational morphism between smooth varieties be dominated by smooth blow ups sequences

sep 4 at 19:44 Karl Schwede 11.4k11435

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155
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A question on pull back of a nef and big divisor

aug 12 at 4:35 MZWang 4034

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212
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What is the multiplicity of a Cartier divisor at a point？

dec 5 at 8:29 MZWang 4034

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