New answers tagged derived-algebraic-geometry
4
votes
“Geometric” vs Homotopical completion
In the affine case, this is more-or-less proved in [Bhargav Bhatt, Completions and derived de Rham cohomology]. More precisely, Kathryn Hess' completion is more akin to Carlsson's Adams completion, ...
2
votes
Accepted
“Geometric” vs Homotopical completion
Yes, there's a way to relate the two. First, it's helpful to think of both in terms of universal properties. Since geometric completion is a fiber product, it's a pullback. Meanwhile, the homotopical ...
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