X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Fcpms_rdeq.ma;h=f6c8198acd73517a2b58ac42f3529af7fe104a64;hb=f308429a0fde273605a2330efc63268b4ac36c99;hp=b335ae60365067ec70a85166a3893bb7a5164ac5;hpb=b98ec1a1a37602eca524dc5487c357a200bbb5b6;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_rdeq.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_rdeq.ma index b335ae603..f6c8198ac 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_rdeq.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cpms_rdeq.ma @@ -17,14 +17,14 @@ include "basic_2/rt_computation/cpms_cpxs.ma". (* T-BOUND CONTEXT-SENSITIVE PARALLEL RT-COMPUTATION FOR TERMS **************) -(* Properties with degree-based equivalence for local environments **********) +(* Properties with sort-irrelevant equivalence for local environments *******) -lemma cpms_rdeq_conf_sn (h) (n) (o) (G) (L1) (L2): - ∀T1,T2. ⦃G, L1⦄ ⊢ T1 ➡*[n,h] T2 → - L1 ≛[h,o,T1] L2 → L1 ≛[h,o,T2] L2. -/3 width=4 by cpms_fwd_cpxs, cpxs_rdeq_conf_sn/ qed-. +lemma cpms_rdeq_conf_sn (h) (n) (G) (L1) (L2): + ∀T1,T2. ⦃G,L1⦄ ⊢ T1 ➡*[n,h] T2 → + L1 ≛[T1] L2 → L1 ≛[T2] L2. +/3 width=5 by cpms_fwd_cpxs, cpxs_rdeq_conf_sn/ qed-. -lemma cpms_rdeq_conf_dx (h) (n) (o) (G) (L1) (L2): - ∀T1,T2. ⦃G, L2⦄ ⊢ T1 ➡*[n,h] T2 → - L1 ≛[h,o,T1] L2 → L1 ≛[h,o,T2] L2. -/3 width=4 by cpms_fwd_cpxs, cpxs_rdeq_conf_dx/ qed-. +lemma cpms_rdeq_conf_dx (h) (n) (G) (L1) (L2): + ∀T1,T2. ⦃G,L2⦄ ⊢ T1 ➡*[n,h] T2 → + L1 ≛[T1] L2 → L1 ≛[T2] L2. +/3 width=5 by cpms_fwd_cpxs, cpxs_rdeq_conf_dx/ qed-.