THAI JOURNAL OF MATHEMATICS, cilt.13, sa.1, ss.177-188, 2015 (ESCI)
Let R be an arbitrary ring with identity and M a right R-module with S = End(R)( M). The module M is called reduced if for any m is an element of M and f is an element of S, fm = 0 implies fM boolean AND Sm = 0. In this paper, we investigate properties of reduced modules and rigid modules.