X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fstatic%2Fda_da.ma;h=09d8eceeccf4962224603c10d5b973a1280c8f2d;hb=52e675f555f559c047d5449db7fc89a51b977d35;hp=5506b09808e569c0c3f130ccbc35c7bb8f7a3011;hpb=75fac6d60f67a4dfa38ea6c2cc45a18eda5d8996;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/static/da_da.ma b/matita/matita/contribs/lambdadelta/basic_2/static/da_da.ma
index 5506b0980..09d8eceec 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/static/da_da.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/static/da_da.ma
@@ -26,10 +26,10 @@ theorem da_mono: ∀h,g,G,L,T,l1. ⦃G, L⦄ ⊢ T ▪[h, g] l1 →
   >(deg_mono … Hkl2 … Hkl1) -h -k -l2 //
 | #G #L #K #V #i #l1 #HLK #_ #IHV #l2 #H
   elim (da_inv_lref … H) -H * #K0 #V0 [| #l0 ] #HLK0 #HV0 [| #Hl0 ]
-  lapply (ldrop_mono … HLK0 … HLK) -HLK -HLK0 #H destruct /2 width=1/
+  lapply (drop_mono … HLK0 … HLK) -HLK -HLK0 #H destruct /2 width=1/
 | #G #L #K #W #i #l1 #HLK #_ #IHW #l2 #H
   elim (da_inv_lref … H) -H * #K0 #W0 [| #l0 ] #HLK0 #HW0 [| #Hl0 ]
-  lapply (ldrop_mono … HLK0 … HLK) -HLK -HLK0 #H destruct /3 width=1/
+  lapply (drop_mono … HLK0 … HLK) -HLK -HLK0 #H destruct /3 width=1/
 | #a #I #G #L #V #T #l1 #_ #IHT #l2 #H
   lapply (da_inv_bind … H) -H /2 width=1/
 | #I #G #L #V #T #l1 #_ #IHT #l2 #H