proposition: Lemma iterS_conv_set (X : set A) (n : nat) : iter_conv_set X (S n) = oplus_conv_set X (iter_conv_set X n).
proof: Proof. by []. Qed.
imports: HB(structures) Reals mathcomp(all_ssreflect ssralg ssrnum) mathcomp(mathcomp_extra boolp classical_sets Rstruct reals) mathcomp(finmap) Reals_ext realType_ext classical_sets_ext ssrR fdist fsdist convex