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math.AC2025
The Homotopy Category of Strongly flat modules
Javad Asadollahi, Somayeh Sadeghi
In this paper, we plan to build upon significant results by Amnon Neeman regarding the homotopy category of flat modules to study ${\mathbb{K}}({S\rm{SF}}\mbox{-}R)$, the homotopy…
math.AC2024
Strong Purity and Phantom Morphisms
R. Hafezi, J. Asadollahi, S. Sadeghi +1
Let be a commutative ring and be a multiplicative subset. We introduce and study the concept of -purity based on the notion of -strongly flat modules. The…