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Results tagged with etale-cohomology
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user 30149
for questions about etale cohomology of schemes, including foundational material and applications.
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Etale site is useful - examples of using the small fppf site?
Briefly, to understand $p$-phenomena in characteristic $p$ you need to replace the etale site by the fppf site. For example, to understand the $p$-torsion in the Brauer group you need the $p$-Kummer s …
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