Endomorphism rings of semi-injective coretractable modules
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نویسنده
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amouzegar t.
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منبع
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malaysian journal of mathematical sciences - 2015 - دوره : 9 - شماره : 2 - صفحه:317 -323
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چکیده
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Let m be a semi-injective coretractable module with endomorphism ring s. . it is shown that if m is an ucc module and j = ≤e ℓs (rm(j)) for every s j ≥ ss,then m is a lifting module if and only if ss is extending.
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کلیدواژه
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Coretractable module; Endomorphism ring; Semi-injective module
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آدرس
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quchan university of advanced technology, ایران
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