X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Funfold%2Fltpss_sn.ma;h=e09cf12c53100aa5c6624edd0eb8e1fa110a4c92;hb=08cb57944c0df08611d4f35d286e46c0d13e4813;hp=0d13a5a3f5a5f697541280d7e20b6580f0b01ced;hpb=9245402674a791dfdb943902f8288d742088c854;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/unfold/ltpss_sn.ma b/matita/matita/contribs/lambdadelta/basic_2/unfold/ltpss_sn.ma
index 0d13a5a3f..e09cf12c5 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/unfold/ltpss_sn.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/unfold/ltpss_sn.ma
@@ -237,7 +237,7 @@ lemma ltpss_sn_append_ge: ∀K1,K2,d,e. K1 ⊢ ▶* [d, e] K2 →
                           L1 @@ K1 ⊢ ▶* [d, e] L2 @@ K2.
 #K1 #K2 #d #e #H elim H -K1 -K2 -d -e
 [ #d #e #L1 #L2 <minus_n_O //
-| #K #I #V #L1 #L2 #_ #H 
+| #K #I #V #L1 #L2 #_ #H
   lapply (le_n_O_to_eq … H) -H normalize <plus_n_Sm #H destruct
 | #K1 #K2 #I #V1 #V2 #e #_ #_ #_ #L1 #L2 #_ #H
   lapply (le_n_O_to_eq … H) -H normalize <plus_n_Sm #H destruct