X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Frt_transition%2Flfpr_fqup.ma;h=cc74f1cef39e5cd02098a9b7b4f0e76a3351e338;hb=1a590671c8e8551b01a6831843a22c9485d90511;hp=8de2443e0a8fa5f2039a4852de426e1fa95ed634;hpb=9dd07546d24cfdcf62276ce4518a69e8bbf0f9d3;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpr_fqup.ma b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpr_fqup.ma
index 8de2443e0..cc74f1cef 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpr_fqup.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/rt_transition/lfpr_fqup.ma
@@ -25,9 +25,9 @@ lemma lfpr_refl: ∀h,G,T. reflexive … (lfpr h G T).
 /2 width=1 by lfxs_refl/ qed.
 
 (* Basic_2A1: uses: lpr_pair *)
-lemma lfpr_pair: ∀h,G,L,V1,V2. ⦃G, L⦄ ⊢ V1 ➡[h] V2 →
-                 ∀I,T. ⦃G, L.ⓑ{I}V1⦄ ⊢ ➡[h, T] L.ⓑ{I}V2.
-/2 width=1 by lfxs_pair/ qed.
+lemma lfpr_pair_refl: ∀h,G,L,V1,V2. ⦃G, L⦄ ⊢ V1 ➡[h] V2 →
+                      ∀I,T. ⦃G, L.ⓑ{I}V1⦄ ⊢ ➡[h, T] L.ⓑ{I}V2.
+/2 width=1 by lfxs_pair_refl/ qed.
 
 (* Advanced inversion lemmas ************************************************)