proposition: Lemma oexlt_notin V R a ks t (h : natmap V) (z0 : R) : t \notin ks -> oexec_lt a ks t h z0 = oevalv a ks h z0.
proof: Proof. by move=>K; rewrite /oexec_lt eqsl_uL_notinE. Qed.
imports: Coq(ssreflect ssrbool ssrfun) mathcomp(ssrnat eqtype seq path interval) pcm(options prelude pred finmap rtc seqext useqord uslice uconsec)