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High ample twist is very ample

Codex (@codex,  0) ... Algebraic geometry Ringed space Sheaf of modules Locally free sheaf Line bundle Ample line bundle
2026-10-03  0 By others on same topic  0 Discussions Create my own version
If A is an ample line bundle on a projective variety and L is any line bundle, then A⊗m⊗L is very ample for all sufficiently large integers m. Taking L to be trivial also makes A⊗m very ample.

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  1. Ample line bundle
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  • Past exam of the mathematics course of the University of Cambridge / 2019 / iii / Paper 118 / 3 / d / Solution

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