Bourbaki

Corollary

Tag 04YY, permanent. Cite it as [Bourbaki, Tag 04YY].

Commutative Algebra, chapter VII, § 1. Krull domains

For a Noetherian ring to be a Krull domain, it is necessary and sufficient that it be an integrally closed domain.

An integrally closed Noetherian domain is completely integrally closed (Chapter V, § 1, no. 4).

There are non-Noetherian Krull domains, for example the polynomial ring K[Xn]n∈NK[X_n]_{n \in \mathbf{N}} over a field KK in an infinity of indeterminates (cf. Exercise 8).

Bourbaki puts the proof directly after the statement, so what is above is the statement and its proof together.

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Transcribed from the printed volume. Not translated.