Bourbaki

Corollary 1

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

Commutative Algebra, chapter IV, § 2. Primary decomposition

If A is Noetherian and P∈Ass⁡B(E⊗AF)\mathfrak{P} \in \operatorname{Ass}_B(E \otimes_A F), then ρ−1(P)∈Ass⁡A(E)\rho^{-1}(\mathfrak{P}) \in \operatorname{Ass}_A(E) and ρ−1(P)\rho^{-1}(\mathfrak{P}) is the only prime ideal pp of A such that P∈Ass⁡B(F/pF)\mathfrak{P} \in \operatorname{Ass}_B(F/pF).

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

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Cites

Nothing.

Transcribed from the printed volume. Not translated.