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a short proof of a result of nagel
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نویسنده
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shirmohammadi n
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منبع
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journal of algebraic systems - 2016 - دوره : 3 - شماره : 2 - صفحه:211 -215
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چکیده
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Let (r;m) be a gorenstein local ring, and m and nbe two nitely-generated modules over r. nagel proved that if mand n are in the same even liaison class, then one has him(m)= him(n) for all i < dimm = dimn. in this paper, we provide ashort proof to this result.
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کلیدواژه
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linkage ,local cohomology ,quasi-gorenstein module
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آدرس
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university of tabriz, ایران
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Authors
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