Article ID Journal Published Year Pages File Type
4665554 Advances in Mathematics 2015 47 Pages PDF
Abstract

We use (non-)additive sheaves to introduce an (absolute) notion of Hochschild cohomology for exact categories as Ext's in a suitable bisheaf category. We compare our approach to various definitions present in the literature.

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Physical Sciences and Engineering Mathematics Mathematics (General)
Preview
Cohomology of exact categories and (non-)additive sheaves
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