A GIT proof of W{l}odarczyk's weighted factorization theorem
classification
🧮 math.AG
keywords
prooftheoremweightedbirationalblowdownsblowupscharacteristiccomposition
read the original abstract
We give a short proof of W{\lodarczyk's theorem that any birational map between smooth projective varieties in characteristic zero is a composition of weighted blowups and blowdowns.
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