proposition: Lemma LPO_of_disjunctive_AR (f : nat -> bool) : (forall n, f n = false) \/ exists n, f n = true.
proof: Proof. Proof using hyp_AR. exact: LPO_of_disjunctive_AR. Qed.
imports: mathcomp.ssreflect.ssreflect mathcomp(all_ssreflect) CompDecModal.libs(edone bcase fset base modular_hilbert sltype) CompDecModal.CTL(CTL_def dags demo agreement hilbert hilbert_ref hilbert_LS hilbert_Eme90) CompDecModal.CTL(gen_def gen_dec gen_hsound gen_ref)