X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Freduction%2Fcir_lift.ma;h=b570745d90245e7032a1f5757f63452a162c4b1b;hb=a76f56fdad6348b167376093920650379c9936d4;hp=9539a6c03067747df92c0468c2a118814e4cbeee;hpb=ef49e0e7f5f298c299afdd3cbfdc2404ecb93879;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma b/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma index 9539a6c03..b570745d9 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/reduction/cir_lift.ma @@ -15,14 +15,14 @@ include "basic_2/reduction/crr_lift.ma". include "basic_2/reduction/cir.ma". -(* CONTEXT-SENSITIVE IRREDUCIBLE TERMS **************************************) +(* IRREDUCIBLE TERMS FOR CONTEXT-SENSITIVE REDUCTION ************************) (* Properties on relocation *************************************************) -lemma cir_lift: ∀K,T. K ⊢ 𝐈⦃T⦄ → ∀L,d,e. ⇩[d, e] L ≡ K → - ∀U. ⇧[d, e] T ≡ U → L ⊢ 𝐈⦃U⦄. -/3 width=7 by crr_inv_lift/ qed. +lemma cir_lift: ∀G,K,T. ⦃G, K⦄ ⊢ ➡ 𝐈⦃T⦄ → ∀L,s,d,e. ⇩[s, d, e] L ≡ K → + ∀U. ⇧[d, e] T ≡ U → ⦃G, L⦄ ⊢ ➡ 𝐈⦃U⦄. +/3 width=8 by crr_inv_lift/ qed. -lemma cir_inv_lift: ∀L,U. L ⊢ 𝐈⦃U⦄ → ∀K,d,e. ⇩[d, e] L ≡ K → - ∀T. ⇧[d, e] T ≡ U → K ⊢ 𝐈⦃T⦄. -/3 width=7/ qed-. +lemma cir_inv_lift: ∀G,L,U. ⦃G, L⦄ ⊢ ➡ 𝐈⦃U⦄ → ∀K,s,d,e. ⇩[s, d, e] L ≡ K → + ∀T. ⇧[d, e] T ≡ U → ⦃G, K⦄ ⊢ ➡ 𝐈⦃T⦄. +/3 width=8 by crr_lift/ qed-.