X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Fcomputation%2Fcsx_tstc_vector.ma;h=e16b976a797067b40948fa927ab3837e8681f4d1;hb=e5378812c068074f0ac627541d3f066e135c8824;hp=f32a267c93c678a05d05fde0e75d4cd12b7ca1b4;hpb=928cfe1ebf2fbd31731c8851cdec70802596016d;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/computation/csx_tstc_vector.ma b/matita/matita/contribs/lambdadelta/basic_2/computation/csx_tstc_vector.ma
index f32a267c9..e16b976a7 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/computation/csx_tstc_vector.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/computation/csx_tstc_vector.ma
@@ -68,7 +68,7 @@ lemma csx_applv_delta: ∀h,g,I,G,L,K,V1,i. ⇩[0, i] L ≡ K.ⓑ{I}V1 →
                        ∀Vs. ⦃G, L⦄ ⊢ ⬊*[h, g] (ⒶVs.V2) → ⦃G, L⦄ ⊢ ⬊*[h, g] (ⒶVs.#i).
 #h #g #I #G #L #K #V1 #i #HLK #V2 #HV12 #Vs elim Vs -Vs
 [ #H
-  lapply (ldrop_fwd_ldrop2 … HLK) #HLK0
+  lapply (ldrop_fwd_drop2 … HLK) #HLK0
   lapply (csx_inv_lift … H … HLK0 HV12) -V2 -HLK0 /2 width=5/
 | #V #Vs #IHV #H1T
   lapply (csx_fwd_pair_sn … H1T) #HV