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On n-f-Semiclean Rings

  • Avanish Kumar Chaturvedi,
  • Sandeep Kumar,
  • Nirbhay Kumar

摘要

The class of n-f-semiclean rings lies between the classes of n-f-clean rings and \((n+1)\) ( n + 1 ) -f-clean rings. We give a characterization of n-f-semiclean rings in terms of its Pierce stalks. We prove that if e is an idempotent such that eRe and \((1-e)R(1-e)\) ( 1 - e ) R ( 1 - e ) are n-f-semiclean, then R is n-f-semiclean. Further, we find that matrix rings of an n-f-semiclean ring are n-f-semiclean. We give some characterizations of n-f-semiclean rings in terms of their extension rings.