X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Fcpx_drops_basic.ma;h=b01b5d58dbab037644aad0126d0febe765bebf4d;hp=13c54293a0998717b3085da2bcca0e6809eac9f7;hb=25c634037771dff0138e5e8e3d4378183ff49b86;hpb=bd53c4e895203eb049e75434f638f26b5a161a2b diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops_basic.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops_basic.ma index 13c54293a..b01b5d58d 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops_basic.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpx_drops_basic.ma @@ -20,7 +20,7 @@ include "basic_2/rt_transition/cpx_drops.ma". (* Properties with basic relocation *****************************************) lemma cpx_subst (h) (G) (L) (U1) (i): - ∀I,K,V. ⇩*[i] L ≘ K.ⓑ[I]V → + ∀I,K,V. ⇩[i] L ≘ K.ⓑ[I]V → ∃∃U2,T2. ❪G,L❫ ⊢ U1 ⬈[h] U2 & ⇧[i,1] T2 ≘ U2. #h #G #L #U1 @(fqup_wf_ind_eq (Ⓣ) … G L U1) -G -L -U1 #G0 #L0 #U0 #IH #G #L * *