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math.AC2026
Torsion modules and differential operators in infinitely many variables
Leonid Positselski
This paper grew out of the author's work on arXiv:2504.18460. Differential operators in the sense of Grothendieck acting between modules over a commutative ring can be interpreted…
math.AC2025
Pseudo-dualizing complexes of torsion modules and semi-infinite MGM duality
Leonid Positselski
This paper is an MGM version of arXiv.org:1703.04266 and arXiv:1907.03364, and a follow-up to Section 5 of arXiv:1503.05523. In the setting of a commutative ring with a weakly…