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For questions related to the mathematical notion of site, which among others generalizes the notion of topological space. For questions on internet-sites, use online-resources, but note that these questions need to be very specific to research-level mathematics to be on-topic.

27 votes
2 answers
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Etale site is useful - examples of using the small fppf site?

Also, question 2 was discussed here: Points in sites (etale, fppf, ... ) There, Davidac897 gave a nice description of points in more general sites. …
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21 votes
1 answer
2k views

Points in sites (etale, fppf, ... )

Can you give me a reference defining "points" in other sites. Specifically, I am interested in the small fppf site over a scheme and the big etale site. … Is the notion of "points" a useless notion in sites other Zariski and small etale? 2.) What are "points" in other sites "supposed" to do? …
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