Tao Dinglai. HISTORICAL MISSION OF CHINESE AGRICULTURL ENGINEERING SCHOLARS[J]. Transactions of the Chinese Society of Agricultural Engineering (Transactions of the CSAE), 1988, 4(1): 1-3.
    Citation: Tao Dinglai. HISTORICAL MISSION OF CHINESE AGRICULTURL ENGINEERING SCHOLARS[J]. Transactions of the Chinese Society of Agricultural Engineering (Transactions of the CSAE), 1988, 4(1): 1-3.
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    HISTORICAL MISSION OF CHINESE AGRICULTURL ENGINEERING SCHOLARS

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      • Abstract
    • In this paper, the concepts of a weakly relative hereditary module, a weakly relative coheredjtary module and a relative hereditary module are introduced . The endomorphism rings of self-hereditary modules are studied. We prove that for P a left self-hereditary modules S=EndR(P) is left semi-hereditary as a ring.
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