X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_isf_tls.ma;h=3815a74a3adb7eee3c7633120f2a964d76af7753;hb=dc605ae41c39773f55381f241b1ed3db4acf5edd;hp=4f817a9a239bf16730b520e247f8396beca88301;hpb=55c768d7e45babb300b5010463ba3196a68f1bbe;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isf_tls.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isf_tls.ma
index 4f817a9a2..3815a74a3 100644
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isf_tls.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isf_tls.ma
@@ -15,17 +15,17 @@
 include "ground/relocation/gr_tls.ma".
 include "ground/relocation/gr_isf_tl.ma".
 
-(* FINITE COLENGTH CONDITION FOR GENERIC RELOCATION MAPS *)
+(* FINITE COLENGTH CONDITION FOR GENERIC RELOCATION MAPS ********************)
 
-(* Properties with iterated tail **************************************)
+(* Constructions with gr_tls ************************************************)
 
-lemma gr_isf_tls (n) (f): 𝐅❪f❫ → 𝐅❪⫱*[n]f❫.
+lemma gr_isf_tls (n) (f): 𝐅❪f❫ → 𝐅❪⫰*[n]f❫.
 #n @(nat_ind_succ … n) -n /3 width=1 by gr_isf_tl/
 qed.
 
-(* Inversion lemmas with iterated tail **************************************)
+(* Inversions with gr_tls ***************************************************)
 
 (*** isfin_inv_tls *)
-lemma gr_isf_inv_tls (n) (g): 𝐅❪⫱*[n]g❫ → 𝐅❪g❫.
+lemma gr_isf_inv_tls (n) (g): 𝐅❪⫰*[n]g❫ → 𝐅❪g❫.
 #n @(nat_ind_succ … n) -n /3 width=1 by gr_isf_inv_tl/
 qed-.