update in ground

[helm.git] / matita / matita / contribs / lambdadelta / ground / relocation / gr_sor_isi.ma

diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_isi.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_isi.ma
index 49f431d3eaec198744d4aa1e6f93dc8643b0527f..69a568a5605bf7ccdfd864c703302d3836764358 100644 (file)
--- a/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_isi.ma
+++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_isi.ma
@@ -16,9 +16,9 @@ include "ground/relocation/gr_isi_eq.ma".
 include "ground/relocation/gr_sor_eq.ma".
 include "ground/relocation/gr_sor_sor.ma".
 
-(* RELATIONAL UNION FOR GENERIC RELOCATION MAPS ***********************************************************)
+(* RELATIONAL UNION FOR GENERIC RELOCATION MAPS *****************************)
 
-(* Properties with test for identity *****************************************)
+(* Constructions with gr_isi ************************************************)
 
 (*** sor_isid_sn *)
 corec lemma gr_sor_isi_sn:
@@ -42,7 +42,7 @@ lemma gr_sor_isi_bi_isi:
 /4 width=3 by gr_sor_eq_repl_back_dx, gr_sor_eq_repl_back_sn, gr_isi_inv_eq_repl/ qed.
 
 
-(* Forward lemmas with test for identity **********************************)
+(* Destructions with gr_isi *************************************************)
 
 (*** sor_fwd_isid1 *)
 corec lemma gr_sor_des_isi_sn:
@@ -62,7 +62,7 @@ corec lemma gr_sor_des_isi_dx:
 cases (gr_isi_inv_next … Hg … H)
 qed-.
 
-(* Inversion lemmas with test for identity **********************************)
+(* Inversions with gr_isi ***************************************************)
 
 (*** sor_isid_inv_sn *)
 lemma gr_sor_inv_isi_sn: