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Abstract

Let R be a ring. Given two positive integers m and n, an R module V is said to be (m,n)-presented, if there is an exact sequence of R-modules 0→K→R^m →V→0 with K is n-generated. A submodule N of a right R-module M is said to be (m,n)-pure in M, if for every (m,n)-Presented left R-module V the canonical map NꚚ_RV→MꚚ_RV is a monomorphism. An R -module M has the (m,n)-pure intersection property if the intersection of any two (m,n)-pure submodules is again (m,n)-pure. In this paper we give some characterizations, theorems and properties of modules with the (m,n)-pure intersection property.

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