Lemma 10.107.7. A faithfully flat epimorphism is an isomorphism.
Proof. This is clear from Lemma 10.107.1 part (3) as the map $S \to S \otimes _ R S$ is the map $R \to S$ tensored with $S$. $\square$
Lemma 10.107.7. A faithfully flat epimorphism is an isomorphism.
Proof. This is clear from Lemma 10.107.1 part (3) as the map $S \to S \otimes _ R S$ is the map $R \to S$ tensored with $S$. $\square$
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