X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_isi_pushs.ma;h=e9b3cf054da4708b381e1082a24aa54461d13925;hp=bf245e9783c52de271c76f3e66f08d963dce32bb;hb=2ed8d2abcc3b0687141b627061b63350a0b200bd;hpb=b367de0252e88d6b0476648d5ceac7e4aeffca27

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_pushs.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_pushs.ma
index bf245e978..e9b3cf054 100644
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_pushs.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isi_pushs.ma
@@ -15,16 +15,16 @@
 include "ground/relocation/gr_pushs.ma".
 include "ground/relocation/gr_isi.ma".
 
-(* IDENTITY CONDITION FOR GENERIC RELOCATION MAPS  ******************************************************)
+(* IDENTITY CONDITION FOR GENERIC RELOCATION MAPS ***************************)
 
-(* Properties with gr_pushs *)
+(* Constructions with gr_pushs **********************************************)
 
 (*** isid_pushs *)
 lemma gr_isi_pushs (n) (f): 𝐈❪f❫ → 𝐈❪⫯*[n]f❫.
 #n @(nat_ind_succ … n) -n /3 width=3 by gr_isi_push/
 qed.
 
-(* Inversion lemmas with iterated push **************************************)
+(* Inversions with gr_pushs *************************************************)
 
 (*** isid_inv_pushs *)
 lemma gr_isi_inv_pushs (n) (g): 𝐈❪⫯*[n]g❫ → 𝐈❪g❫.