Lemma 10.149.3. Let I \subset R be an ideal of a ring. The universal first order thickening of R/I over R is the surjection R/I^2 \to R/I. The conormal module of R/I over R is C_{(R/I)/R} = I/I^2.
Proof. Omitted. \square
Lemma 10.149.3. Let I \subset R be an ideal of a ring. The universal first order thickening of R/I over R is the surjection R/I^2 \to R/I. The conormal module of R/I over R is C_{(R/I)/R} = I/I^2.
Proof. Omitted. \square
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