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##
An Algorithm for the Traverso-Swan theorem on
seminormal rings

pdf file.

with Sami Barhoumi

Journal of Algebra.
** 320 ** (2008), 1531--1542.
** Abstract :**

We give an algorithm for an explicit implementation of Traverso-Swan's theorem,
saying that a reduced ring A is seminormal if and only if the canonical map from
Pic A to Pic A[x] is an isomorphism.