Ascent properties for derived functors
classification
🧮 math.AC
keywords
structuresascentcompatibleconditionsderiveddescribefinitelyflat
read the original abstract
Given a flat local ring homomorphism R\to S, and two finitely generated R-modules M and N, we describe conditions under which the modules Tor^i(M,N) and Ext^i(M,N) have S-module structures that are compatible with their R-module structures.
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