proposition: Lemma subst_enc_enc_halt_cbn_lam sigma : subst sigma enc_halt_cbn_lam = enc_halt_cbn_lam.
proof: Proof. done. Qed.
imports: Undecidability.LambdaCalculus(Krivine Lambda Util.Krivine_facts) Undecidability.LambdaCalculus.Util.term_facts Undecidability.Shared.deterministic_simulation Relations List ssreflect