proposition: Lemma jcPrET E : \Pr_[E | setT] = Pr P`1 E.
proof: Proof. by rewrite jcPrE TsetT cPrET -Pr_XsetT EsetT. Qed.
imports: mathcomp(all_ssreflect ssralg matrix) mathcomp(Rstruct) Reals ssrR realType_ext Reals_ext logb ssr_ext ssralg_ext bigop_ext fdist proba