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Ali Reza Moniri Hamzekolaee

Ali Reza Moniri Hamzekolaee

Academic rank: Assistant Professor
ORCID: https://orcid.org/0000-0002-2852-7870 View this author’s ORCID profile
Education: PhD.
ScopusId: https://www.scopus.com/authid/detail.uri?authorId=55760077600
Faculty: Faculty of Mathematical Sciences
Address: Department of Mathematics, Faculty of Mathematical Sciences, University of Mazandaran
Phone: 09112136072

Research

Title
Coretractable modules relative to a submodule
Type
JournalPaper
Keywords
Coretractable module, N-coretractable module
Year
2019
Journal Journal of Algebra Combinatorics Discrete Structures and Applications
DOI
Researchers Ali Reza Moniri Hamzekolaee ، Yahya Talebi

Abstract

Let R be a ring and M a right R-module. Let N be a proper submodule of M. We say that M is N-coretractable (or M is coretractable relative to N) provided that, for every proper submodule K of M containing N, there is a nonzero homomorphism f : M=K\rightarrow M. We present some conditions that a module M is coretractable if and only if M is coretractable relative to a submodule N. We also provide some examples to illustrate special cases.