Proceedings of the American Mathematical Society, Vol. 112, No. 4 (Aug., 1991), pp. 915-918 (4 pages) Suppose A is a local ring and R = A[ X, X-1 ] is a Laurent ...
This is a preview. Log in through your library . Abstract The cardinality of a minimal basis of an ideal $I$ is denoted $\nu(I)$. Let $A$ be a polynomial ring in $n ...
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