X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbasic_2%2Freduction%2Fcpx_cix.ma;h=ecd2a5317386017f1bb89681b9b48804120a461d;hb=c60524dec7ace912c416a90d6b926bee8553250b;hp=b6e0577020ff35e673af9022e72f4b0e2ee57cbb;hpb=f10cfe417b6b8ec1c7ac85c6ecf5fb1b3fdf37db;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_cix.ma b/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_cix.ma
index b6e057702..ecd2a5317 100644
--- a/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_cix.ma
+++ b/matita/matita/contribs/lambdadelta/basic_2/reduction/cpx_cix.ma
@@ -22,7 +22,7 @@ include "basic_2/reduction/cpx.ma".
 lemma cpx_fwd_cix: ∀h,g,G,L,T1,T2. ⦃G, L⦄ ⊢ T1 ➡[h, g] T2 → ⦃G, L⦄ ⊢ ➡[h, g] 𝐈⦃T1⦄ → T2 = T1.
 #h #g #G #L #T1 #T2 #H elim H -G -L -T1 -T2
 [ //
-| #G #L #k #l #Hkl #H elim (cix_inv_sort … Hkl H)
+| #G #L #k #d #Hkd #H elim (cix_inv_sort … Hkd H)
 | #I #G #L #K #V1 #V2 #W2 #i #HLK #_ #HVW2 #IHV12 #H
   elim (cix_inv_delta … HLK) //
 | #a * #G #L #V1 #V2 #T1 #T2 #_ #_ #IHV1 #IHT1 #H