Lemma 10.82.10. Let $R$ be a ring. Let $M \to M'$ and $M' \to M''$ be $R$-module maps. If their composition $M \to M''$ is universally injective, then $M \to M'$ is universally injective.
Proof. Omitted. $\square$
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Comment #1402 by Fred Rohrer on
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