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Timeline for Functorial isomorphisms

Current License: CC BY-SA 4.0

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Apr 12, 2021 at 19:55 comment added Dmitri Pavlov @MikeShulman: I did not mention sites initially since the OP mentioned Čech cohomology, and more people are familiar with stalks than with arbitrary sites. But now I added the general case, just to remove the ambiguity.
Apr 12, 2021 at 19:53 history edited Dmitri Pavlov CC BY-SA 4.0
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Apr 12, 2021 at 19:47 comment added Mike Shulman I think this answer is a bit misleading as it may imply there is something special about sheaves on topological spaces. In fact the answer is yes for sheaves on any site, for formal reasons that have nothing to do with stalks.
Apr 12, 2021 at 18:31 history answered Dmitri Pavlov CC BY-SA 4.0