X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Fcpr_teqx.ma;h=6c05df3d38e2e73b26815b666ad0d5d6bb625863;hp=be549cdaebd9294bbedc3c50b21985f9bcd2a6cf;hb=ca7327c20c6031829fade8bb84a3a1bb66113f54;hpb=25c634037771dff0138e5e8e3d4378183ff49b86

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_teqx.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_teqx.ma
index be549cdae..6c05df3d3 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_teqx.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/cpr_teqx.ma
@@ -20,7 +20,7 @@ include "basic_2/rt_transition/cpr_drops_basic.ma".
 (* Properties with context-free sort-irrelevant equivalence *****************)
 
 lemma cpr_abbr_pos_tneqx (h) (G) (L) (V) (T1):
-      ∃∃T2. ❪G,L❫ ⊢ +ⓓV.T1 ➡[h] T2 & (+ⓓV.T1 ≛ T2 → ⊥).
+      ∃∃T2. ❪G,L❫ ⊢ +ⓓV.T1 ➡[h,0] T2 & (+ⓓV.T1 ≛ T2 → ⊥).
 #h #G #L #V #U1
 elim (cpr_subst h G (L.ⓓV) U1 … 0) [|*: /2 width=4 by drops_refl/ ] #U2 #T2 #HU12 #HTU2
 elim (teqx_dec U1 U2) [ -HU12 #HU12 | -HTU2 #HnU12 ]