Journal of the Faculty of Liberal Arts, Yamaguchi University

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Journal of the Faculty of Liberal Arts, Yamaguchi University Volume 8
published_at 1974-11

On the cotorsion radicals

On the cotorsion radicals
Katayama Hisao
About This Article
Descriptions
The purpose of this paper is two-fold. First, we investigate some properties of an idempotent pretadical tq of R-mod. In particular, we obtain the following equivalent conditions for a module Q having a projective cover P(Q)→Q:(a) tq is a cotorsion
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