The module-category pullback conjecture for commutative semiring infinity-categories
Let and let be a cyclic commutative algebra over , meaning a commutative -algebra with essentially surjective map . Let and denote the corresponding infinity-categories of module objects, and similarly let and denote the presentable module categories. Module-category pullback conjecture. The square
\xymatrix{ \operatorname{Mod}_{\mathcal{L}}(\operatorname{SymMon}_\infty^\otimes)\ar[r]\ar[d] &\operatorname{Mod}_{\mathcal{R}}(\operatorname{SymMon}_\infty^\otimes)\ar[d] \\ \operatorname{Mod}_{\operatorname{Mdl}(\mathcal{L})}(\operatorname{Pr}^{\operatorname{L},\otimes}_\infty)\ar[r] &\operatorname{Mod}_{\operatorname{Mdl}(\mathcal{R})}(\operatorname{Pr}^{\operatorname{L},\otimes}_\infty). }is a pullback square. This proposed extension concerns the full infinity-categories of modules and is described by the authors as harder to prove; the preceding proposition establishes the analogous equivalence on classifying spaces of coherent module structures, but no resolution of this stronger statement is supplied.
References
Primary source
John D. Berman, “On the Commutative Algebra of Categories”, arXiv:1606.05606 (2018).
Progress summary
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Solutions 0
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