X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=matita%2Fmatita%2Fcontribs%2Flambda_delta%2Fbasic_2%2Funfold%2Fltpss_sn_ltpss_sn.ma;fp=matita%2Fmatita%2Fcontribs%2Flambda_delta%2Fbasic_2%2Funfold%2Fltpss_sn_ltpss_sn.ma;h=10a190143f572b3ab55ed1cd4213b690ec2e076d;hb=53f874fba5b9c39a788085515a4fefe5d29281da;hp=7aa2c5df2463acf0cdf8a12e6f783e208c3a44a7;hpb=f7386d0b74f935f07ede4be46d0489a233d68b85;p=helm.git

diff --git a/matita/matita/contribs/lambda_delta/basic_2/unfold/ltpss_sn_ltpss_sn.ma b/matita/matita/contribs/lambda_delta/basic_2/unfold/ltpss_sn_ltpss_sn.ma
index 7aa2c5df2..10a190143 100644
--- a/matita/matita/contribs/lambda_delta/basic_2/unfold/ltpss_sn_ltpss_sn.ma
+++ b/matita/matita/contribs/lambda_delta/basic_2/unfold/ltpss_sn_ltpss_sn.ma
@@ -23,7 +23,7 @@ include "basic_2/unfold/ltpss_sn_tpss.ma".
 fact ltpss_sn_tpss_trans_eq_aux: ∀Y1,X2,L1,T2,U2,d,e.
                                  L1 ⊢ T2 ▶* [d, e] U2 → ∀L0. L0 ⊢ ▶* [d, e] L1 →
                                  Y1 = L1 → X2 = T2 → L0 ⊢ T2 ▶* [d, e] U2.
-#Y1 #X2 @(cw_wf_ind … Y1 X2) -Y1 -X2 #Y1 #X2 #IH
+#Y1 #X2 @(fw_ind … Y1 X2) -Y1 -X2 #Y1 #X2 #IH
 #L1 #T2 #U2 #d #e #H @(tpss_ind_alt … H) -L1 -T2 -U2 -d -e
 [ //
 | #L1 #K1 #V1 #V2 #W2 #i #d #e #Hdi #Hide #HLK1 #HV12 #HVW2 #_ #L0 #HL01 #H1 #H2 destruct