X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fdynamic%2Fcnv_cpmre.ma;h=48e99e557670a101e0404ef1579c2e59e744f505;hp=aa9840d0c28f625716f0d209a59794a9d74a3daa;hb=ca7327c20c6031829fade8bb84a3a1bb66113f54;hpb=25c634037771dff0138e5e8e3d4378183ff49b86 diff --git a/matita/matita/contribs/lambdadelta/basic_2/dynamic/cnv_cpmre.ma b/matita/matita/contribs/lambdadelta/basic_2/dynamic/cnv_cpmre.ma index aa9840d0c..48e99e557 100644 --- a/matita/matita/contribs/lambdadelta/basic_2/dynamic/cnv_cpmre.ma +++ b/matita/matita/contribs/lambdadelta/basic_2/dynamic/cnv_cpmre.ma @@ -22,14 +22,14 @@ include "basic_2/dynamic/cnv_preserve.ma". lemma cnv_cpmre_trans (h) (a) (n) (G) (L): ∀T1. ❪G,L❫ ⊢ T1 ![h,a] → - ∀T2. ❪G,L❫ ⊢ T1 ➡*[h,n] 𝐍❪T2❫ → ❪G,L❫ ⊢ T2 ![h,a]. + ∀T2. ❪G,L❫ ⊢ T1 ➡*𝐍[h,n] T2 → ❪G,L❫ ⊢ T2 ![h,a]. #h #a #n #G #L #T1 #HT1 #T2 * #HT12 #_ /2 width=4 by cnv_cpms_trans/ qed-. lemma cnv_cpmre_cpms_conf (h) (a) (n) (G) (L): - ∀T. ❪G,L❫ ⊢ T ![h,a] → ∀T1. ❪G,L❫ ⊢ T ➡*[n,h] T1 → - ∀T2. ❪G,L❫ ⊢ T ➡*[h,n] 𝐍❪T2❫ → ❪G,L❫ ⊢ T1 ➡*[h] 𝐍❪T2❫. + ∀T. ❪G,L❫ ⊢ T ![h,a] → ∀T1. ❪G,L❫ ⊢ T ➡*[h,n] T1 → + ∀T2. ❪G,L❫ ⊢ T ➡*𝐍[h,n] T2 → ❪G,L❫ ⊢ T1 ➡*𝐍[h,0] T2. #h #a #n #G #L #T0 #HT0 #T1 #HT01 #T2 * #HT02 #HT2 elim (cnv_cpms_conf … HT0 … HT01 … HT02) -T0