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On the base field change of P-rings and P-2 rings
Published online by Cambridge University Press: 22 January 2016
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One finds the following example in [3, (34, B)]:
Let k be a field of characteristic p and be n-variables over k. Then if p > 0 and [k : kp] = ∞, is an n-dimensional regular local ring but not a Nagata ring. In particular it is not an excellent ring.
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- Copyright © Editorial Board of Nagoya Mathematical Journal 1983
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