Necessary and Sufficient Conditions for
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Eero Hyry
📂
Article
📅
1999
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Elsevier Science
🌐
English
⚖ 101 KB
Let A be a Cohen᎐Macaulay local ring with an infinite residue field and let I ; A be an ideal of height h ) 0. Supposing that depth ArI n is high enough for certain values of n, we give in this paper necessary and sufficient conditions for the Ž . form ring gr I to be Cohen᎐Macaulay with a-invariant