X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fs_computation%2Ffqus_drops.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fs_computation%2Ffqus_drops.ma;h=217e828944da47a12a2ced4e72f3ed39933271b4;hb=325bc2fb36e8f8db99a152037d71332c9ac7eff9;hp=8850c1f54865d6c42e832546dff9d19483ec4891;hpb=075441b55fa8a6fa693a1c96ed60ab4d87c42a2d;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/s_computation/fqus_drops.ma b/matita/matita/contribs/lambdadelta/basic_2/s_computation/fqus_drops.ma index 8850c1f54..217e82894 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/s_computation/fqus_drops.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/s_computation/fqus_drops.ma @@ -18,9 +18,10 @@ include "basic_2/s_computation/fqus_fqup.ma". (* STAR-ITERATED SUPCLOSURE *************************************************) (* Properties with generic slicing for local environments *******************) - +(* lemma fqus_drops: ∀G,L,K,T,U,l. ⬇*[l] L ≡ K → ⬆*[l] T ≡ U → ⦃G, L, U⦄ ⊐* ⦃G, K, T⦄. #G #L #K #T #U * /3 width=3 by fqup_drops_succ, fqup_fqus/ #HLK #HTU <(lifts_fwd_isid … HTU) -U // <(drops_fwd_isid … HLK) -K // qed. +*) \ No newline at end of file