X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcpxs_lfdeq.ma;h=12142f2c95b917e73118caf7ba409b04490b9fbd;hp=2a331abf9b0c73ca2fc8f46b0650d38002ed3120;hb=54c9014b6657403c6e235c652176218e750d4b8a;hpb=c6305166703a17801bbd08a85fe93ef4abf8ff85 diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpxs_lfdeq.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpxs_lfdeq.ma index 2a331abf9..12142f2c9 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpxs_lfdeq.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpxs_lfdeq.ma @@ -32,9 +32,9 @@ elim (tdeq_cpxs_trans … H2 … H3) -T #U0 #H2 #H3 qed-. (* Basic_2A1: was just: cpxs_lleq_conf *) -lemma cpxs_lfdeq_trans: ∀h,o,G,L0,T0,T1. ⦃G, L0⦄ ⊢ T0 ⬈*[h] T1 → - ∀L2. L0 ≛[h, o, T0] L2 → - ∃∃T. ⦃G, L2⦄ ⊢ T0 ⬈*[h] T & T ≛[h, o] T1. +lemma cpxs_lfdeq_conf: ∀h,o,G,L0,T0,T1. ⦃G, L0⦄ ⊢ T0 ⬈*[h] T1 → + ∀L2. L0 ≛[h, o, T0] L2 → + ∃∃T. ⦃G, L2⦄ ⊢ T0 ⬈*[h] T & T ≛[h, o] T1. /3 width=3 by lfdeq_cpxs_trans, lfdeq_sym/ qed-. (* Basic_2A1: was just: cpxs_lleq_conf_dx *)