Ramification groups of coverings and valuations
classification
🧮 math.AG
keywords
groupsramificationcompleteconstructioncoveringcoveringsdiscretefiltration
read the original abstract
We give a purely scheme theoretic construction of the filtration by ramification groups of the Galois group of a covering. The valuation need not be discrete but the normalizations are required to be locally of complete intersection.
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