X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frelocation%2Flifts_simple.ma;h=a8a9cc13350254ac6adfdf66038de4ecf789a42b;hb=e9da8e091898b6e67a2f270581bdc5cdbe80e9b0;hp=c39a162f7d33e1ba47ffd2981e8261c11c7ce5d9;hpb=3a430d712f9d87185e9271b7b0c5188c5f311e4b;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_simple.ma b/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_simple.ma index c39a162f7..a8a9cc133 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_simple.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/relocation/lifts_simple.ma @@ -20,13 +20,13 @@ include "basic_2/relocation/lifts.ma". (* Forward lemmas with simple terms *****************************************) (* Basic_2A1: includes: lift_simple_dx *) -lemma lifts_simple_dx: ∀T1,T2,f. ⬆*[f] T1 ≡ T2 → 𝐒⦃T1⦄ → 𝐒⦃T2⦄. -#T1 #T2 #f #H elim H -T1 -T2 -f // -#p #I #V1 #V2 #T1 #T2 #f #_ #_ #_ #_ #H elim (simple_inv_bind … H) +lemma lifts_simple_dx: ∀f,T1,T2. ⬆*[f] T1 ≡ T2 → 𝐒⦃T1⦄ → 𝐒⦃T2⦄. +#f #T1 #T2 #H elim H -f -T1 -T2 // +#f #p #I #V1 #V2 #T1 #T2 #_ #_ #_ #_ #H elim (simple_inv_bind … H) qed-. (* Basic_2A1: includes: lift_simple_sn *) -lemma lifts_simple_sn: ∀T1,T2,f. ⬆*[f] T1 ≡ T2 → 𝐒⦃T2⦄ → 𝐒⦃T1⦄. -#T1 #T2 #f #H elim H -T1 -T2 -f // -#p #I #V1 #V2 #T1 #T2 #f #_ #_ #_ #_ #H elim (simple_inv_bind … H) +lemma lifts_simple_sn: ∀f,T1,T2. ⬆*[f] T1 ≡ T2 → 𝐒⦃T2⦄ → 𝐒⦃T1⦄. +#f #T1 #T2 #H elim H -f -T1 -T2 // +#f #p #I #V1 #V2 #T1 #T2 #_ #_ #_ #_ #H elim (simple_inv_bind … H) qed-.