What are some examples which demonstrate this philosophy? I’m guessing one of them is HH(F_p) vs THH(F_p); are there others?

]]>I’m used to seeing divided power algebras appear as cohomology rings of various spaces, e.g. ΩS^3. Do you know if this perspective of modules over divided power algebras as 𝔾_a-representations leads to something interesting in algebraic topology?

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