On the Flatness and Injectivity of Dual Modules(II)
Received:October 26, 1998  
Key Words: QF rings   flatness   injectivity   dual modules.  
Fund Project:Supported by National Natural Science Foundation of China (10001017) and Scientific Research Foundation for Returned Overseas Chinese Scholars (State Education Commission)
Author NameAffiliation
HUANG Zhao-yong Dept. of Math.
Nanjing University Jiangsu
China 
TANG Jin-gu Dept. of Math. & Info. Sci.
Guangxi University
Nanning
China 
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Abstract:
      For a commtative ring R and an injective cogenerator E in the category of R-modules, we characterize QF rings, IF rings and semihereditary rings by using the properties of the dual modules with respect to E.
Citation:
DOI:10.3770/j.issn:1000-341X.2001.03.012
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