X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_isd_eq.ma;h=37b1e35420beb635470bb71a5bf2bb0ab43d00c8;hb=8bbe582d87984526f40182c4409cbfd43108cb79;hp=9aeb37fcece179a263ec3d551a36d1f8b7f0fcbb;hpb=55c768d7e45babb300b5010463ba3196a68f1bbe;p=helm.git

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isd_eq.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isd_eq.ma
index 9aeb37fce..37b1e3542 100644
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_isd_eq.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_isd_eq.ma
@@ -15,9 +15,9 @@
 include "ground/relocation/gr_tl_eq_eq.ma".
 include "ground/relocation/gr_isd.ma".
 
-(* DIVERGENCE CONDITION FOR GENERIC RELOCATION MAPS ***********************************************************)
+(* DIVERGENCE CONDITION FOR GENERIC RELOCATION MAPS *************************)
 
-(* Properties with gr_eq *********************************************************)
+(* Constructions with gr_eq *************************************************)
 
 (*** isdiv_eq_repl_back *)
 corec lemma gr_isd_eq_repl_back:
@@ -32,7 +32,7 @@ lemma gr_isd_eq_repl_fwd:
       gr_eq_repl_fwd … gr_isd.
 /3 width=3 by gr_isd_eq_repl_back, gr_eq_repl_sym/ qed-.
 
-(* Main inversion lemmas with gr_eq ***************)
+(* Main inversions with gr_eq ***********************************************)
 
 (*** isdiv_inv_eq_repl *)
 corec theorem gr_isd_inv_eq_repl (g1) (g2): 𝛀❪g1❫ → 𝛀❪g2❫ → g1 ≡ g2.
@@ -42,7 +42,7 @@ cases (gr_isd_inv_gen … H2) -H2
 /3 width=5 by gr_eq_next/
 qed-.
 
-(* Alternative definition with gr_eq ***************************************************)
+(* Alternative definition with gr_eq ****************************************)
 
 (*** eq_next_isdiv *)
 corec lemma gr_eq_next_isd (f): ↑f ≡ f → 𝛀❪f❫.