update in basic_2 and apps_2

[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_computation / cprre_cpms.ma

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprre_cpms.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprre_cpms.ma
index dec5319a0045b71c6ba9f6dd1b3feef3e1eb8884..c7ebf67fc704a430daf791683f1de7c88a97ea8a 100644 (file)
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprre_cpms.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_computation/cprre_cpms.ma
@@ -20,8 +20,8 @@ include "basic_2/rt_computation/cprre.ma".
 (* Properties with t-bound rt-computarion on terms **************************)
 
 lemma cpms_cprre_trans (h) (n) (G) (L):
-      ∀T1,T0. ❪G,L❫ ⊢T1 ➡*[n,h] T0 →
-      ∀T2. ❪G,L❫ ⊢ T0 ➡*[h] 𝐍❪T2❫ → ❪G,L❫ ⊢ T1 ➡*[h,n] 𝐍❪T2❫.
+      ∀T1,T0. ❪G,L❫ ⊢T1 ➡*[h,n] T0 →
+      ∀T2. ❪G,L❫ ⊢ T0 ➡*𝐍[h,0] T2 → ❪G,L❫ ⊢ T1 ➡*𝐍[h,n] T2.
 #h #n #G #L #T1 #T0 #HT10 #T2 * #HT02 #HT2
 /3 width=3 by cpms_cprs_trans, cpmre_intro/
 qed-.