#[deprecated(since="Coq 8.16", note="Use mono1W_in instead.")]
Notation mono2W_in := mono1W_in.

Lemma monoLR_in : {in aD &, {mono f : x y / aR x y >-> rR x y}} -> {in aD & rD, forall x y, rR (f x) y = aR x (g y)}.