Chinese Quarterly Journal of Mathematics ›› 2019, Vol. 34 ›› Issue (1): 21-28.doi: 10.13371/j.cnki.chin.q.j.m.2019.01.003

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When Exchange Rings are Von Neumann Regular

  

  1. College of Mathematics and Computer Science,Hanjiang Normal Universtiy
  • Accepted:2016-12-30 Online:2019-03-30 Published:2020-10-06
  • About author:HUANG Chao-ling, male, native of Xiangyang Hubei, Doctor, major in Homological Algebra and Algebraic K-theory.
  • Supported by:
    supported by the guidance project of scientific research plan of Educational Adminstration of Hubei Province,China(B2016162); the plan of science and technology innovation team of excellent young and middle-age of Hubei province(T201731);

Abstract: We study when exchange rings are von Neumann regular. An exchange ring R with primitive factors Artinian is von Neumann regular, if the Jacobson radical of any indecomposable homomorphic image of R is T-nilpotent, and if any indecomposable homomorphic image of R is semiprime. Every indecomposable semiprimitive factor ring of R is regular, if R is an exchange ring such that every left primitive factor ring of R is a ring of index at most n and if R has nil-property. 

Key words: exchange ring, von Neumann regular ring, strong ?-regular ring

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