X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_computation%2Flprs_ctc.ma;h=01e1c16ee08fbaf4b030653dce7917b1dde94870;hb=ca7327c20c6031829fade8bb84a3a1bb66113f54;hp=742a0038ae51cea23edcfed2dc832b8adfd7dd1e;hpb=db020b4218272e2e35641ce3bc3b0a9b3afda899;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lprs_ctc.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lprs_ctc.ma index 742a0038a..01e1c16ee 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lprs_ctc.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/lprs_ctc.ma @@ -20,11 +20,11 @@ include "basic_2/rt_computation/lprs.ma". (* Properties with contextual transitive closure ****************************) lemma lprs_CTC (h) (G): - ∀L1,L2. L1⪤[CTC … (λL. cpm h G L 0)] L2 → ⦃G,L1⦄⊢ ➡*[h] L2. + ∀L1,L2. L1⪤[CTC … (λL. cpm h G L 0)] L2 → ❪G,L1❫⊢ ➡*[h,0] L2. /3 width=3 by cprs_CTC, lex_co/ qed. (* Inversion lemmas with contextual transitive closure **********************) lemma lprs_inv_CTC (h) (G): - ∀L1,L2. ⦃G,L1⦄⊢ ➡*[h] L2 → L1⪤[CTC … (λL. cpm h G L 0)] L2. + ∀L1,L2. ❪G,L1❫⊢ ➡*[h,0] L2 → L1⪤[CTC … (λL. cpm h G L 0)] L2. /3 width=3 by cprs_inv_CTC, lex_co/ qed-.