]> matita.cs.unibo.it Git - helm.git/blobdiff - matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_drops.ma
update in ground_2, static_2, basic_2
[helm.git] / matita / matita / contribs / lambdadelta / basic_2 / rt_transition / cpr_drops.ma
index 2481e3c382b7a24c39de9437f199d3a9a7a51252..973329139020066a4a6d34bccbc678151e9bf239 100644 (file)
@@ -21,8 +21,8 @@ include "basic_2/rt_transition/cpm_drops.ma".
 (* Basic_2A1: includes: cpr_inv_atom1 *)
 lemma cpr_inv_atom1_drops: ∀h,I,G,L,T2. ❪G,L❫ ⊢ ⓪[I] ➡[h] T2 →
                            ∨∨ T2 = ⓪[I]
-                            | ∃∃K,V,V2,i. ⇩*[i] L ≘ K.ⓓV & ❪G,K❫ ⊢ V ➡[h] V2 &
-                                          ⇧*[↑i] V2 ≘ T2 & I = LRef i.
+                            | ∃∃K,V,V2,i. ⇩[i] L ≘ K.ⓓV & ❪G,K❫ ⊢ V ➡[h] V2 &
+                                          ⇧[↑i] V2 ≘ T2 & I = LRef i.
 #h #I #G #L #T2 #H elim (cpm_inv_atom1_drops … H) -H *
 [ /2 width=1 by or_introl/
 | #s #_ #_ #H destruct
@@ -35,8 +35,8 @@ qed-.
 (* Basic_2A1: includes: cpr_inv_lref1 *)
 lemma cpr_inv_lref1_drops: ∀h,G,L,T2,i. ❪G,L❫ ⊢ #i ➡[h] T2 →
                            ∨∨ T2 = #i
-                            | ∃∃K,V,V2. ⇩*[i] L ≘ K. ⓓV & ❪G,K❫ ⊢ V ➡[h] V2 &
-                                        ⇧*[↑i] V2 ≘ T2.
+                            | ∃∃K,V,V2. ⇩[i] L ≘ K. ⓓV & ❪G,K❫ ⊢ V ➡[h] V2 &
+                                        ⇧[↑i] V2 ≘ T2.
 #h #G #L #T2 #i #H elim (cpm_inv_lref1_drops … H) -H *
 [ /2 width=1 by or_introl/
 | /3 width=6 by ex3_3_intro, or_intror/