proposition: Lemma subset_bigmax [x0] [I : finType] (A A' P : {pred I}) (F : I -> T) : A \subset A' -> \big[max/x0]_(i in A | P i) F i <= \big[max/x0]_(i in A' | P i) F i.
proof: Proof. exact: subset_le_big. Qed.
imports: HB(structures) mathcomp(ssreflect ssrfun ssrbool eqtype ssrnat choice seq) mathcomp(path fintype tuple bigop finset div prime finfun) mathcomp(finset)